Merge pull request #20680 from esphome/bump-2026.10.0b4

2026.10.0b4

.github/scripts/auto-label-pr/index.js

@@ -53,7 +53,7 @@ module.exports = async ({ github, context }) => {
   });
   const currentLabels = currentLabelsData.map(label => label.name);
   const managedLabels = currentLabels.filter(label =>
-    label.startsWith('component: ') || label.startsWith('platform: ') || MANAGED_LABELS.includes(label)
+    label.startsWith('component: ') || MANAGED_LABELS.includes(label)
   );
 
   // Check for mega-PR early - if present, skip most automatic labeling

.github/workflows/ci.yml

@@ -286,7 +286,7 @@ jobs:
           fi
           echo "version=$version" >> "$GITHUB_OUTPUT"
       - name: Run prek
-        uses: j178/prek-action@1382ad72dea72f9d53832f2bcb65b3e87a947204 # v3.0.1
+        uses: j178/prek-action@4e14d07f9231acabce116ccfca13b13dd9755ece # v3.0.0
         with:
           prek-version: ${{ steps.prek.outputs.version }}
           # This job only runs on pull requests, so nothing ever populates
@@ -1422,27 +1422,31 @@ jobs:
             echo "::warning::ci_memory_impact_extract.py not found on target branch, skipping memory impact analysis"
           fi
 
-      # The build below uses --base-only, so skip unless the target branch has
-      # test.<platform>.yaml for every requested component (test-*.yaml
-      # variants alone compile nothing, and a partial set would compare a
-      # smaller target build against the PR build). Checked here, not in
-      # determine-jobs.py, because determine-jobs runs on the PR branch and
-      # cannot see the target branch.
+      # Check if test files exist on the target branch for the requested
+      # components and platform. When a PR adds new test files for a platform,
+      # the target branch won't have them yet, so skip instead of failing.
+      # This check must be done here (not in determine-jobs.py) because
+      # determine-jobs runs on the PR branch and cannot see what the target
+      # branch has.
       - name: Check for test files on target branch
         id: check-tests
         if: steps.check-script.outputs.skip != 'true'
         run: |
           components='${{ toJSON(fromJSON(needs.determine-jobs.outputs.memory_impact).components) }}'
           platform="${{ fromJSON(needs.determine-jobs.outputs.memory_impact).platform }}"
-          missing=""
+          found=false
           for component in $(echo "$components" | jq -r '.[]'); do
-            if [ ! -f "tests/components/${component}/test.${platform}.yaml" ]; then
-              missing="${missing} ${component}"
-            fi
+            # Check for test files matching the platform (test.platform.yaml or test-*.platform.yaml)
+            for f in tests/components/${component}/test*.${platform}.yaml; do
+              if [ -f "$f" ]; then
+                found=true
+                break 2
+              fi
+            done
           done
-          if [ -n "$missing" ]; then
+          if [ "$found" = false ]; then
             echo "skip=true" >> $GITHUB_OUTPUT
-            echo "::warning::No test.${platform}.yaml on target branch for${missing}, skipping memory impact analysis"
+            echo "::warning::No test files found on target branch for platform ${platform}, skipping memory impact analysis"
           else
             echo "skip=false" >> $GITHUB_OUTPUT
           fi

.github/workflows/sync-dependency-versions.yml

@@ -15,8 +15,6 @@ on:
   # base branch checkout, so fork code never runs with the token.
   pull_request_target:
     types: [opened, synchronize, reopened]
-    branches:
-      - dev
     paths:
       - requirements_dev.txt
       - requirements_test.txt

AGENTS.md

@@ -177,13 +177,6 @@ file does, and it is the authority when they disagree. The most useful starting
         Pick the primitive by cadence: under 250 ms use a gated `loop()`; 500 ms and above use
         `set_interval`. Full reasoning, including why `set_interval` costs more below 500 ms:
         https://developers.esphome.io/architecture/components/advanced/#quick-rule-of-thumb
-    *   **Scheduler ids:** name a timer only when it must be cancelled or replaced, and use a
-        `static constexpr uint32_t` id, never a string. Ids are per component instance and cannot clash with other
-        components, so number them from 0 and keep all of a component's ids together in one place.
-        ```cpp
-        static constexpr uint32_t READ_TIMEOUT_ID = 0;
-        this->set_timeout(READ_TIMEOUT_ID, 50, [this]() { this->read_(); });
-        ```
     *   **Don't override a default with the same value:** if a base class method already returns what you
         want, do not override it. `Component::get_setup_priority()` returns `setup_priority::DATA`, so a
         component that wants `DATA` should simply leave it alone.
@@ -237,10 +230,6 @@ file does, and it is the authority when they disagree. The most useful starting
         ```
 
     *   **Component Metadata:**
-        - `DOMAIN`: Required in every component's `__init__.py`, set to the component's own name as a plain
-          string (e.g. `DOMAIN = "my_component"`). Other code refers to the component through it, e.g.
-          `from esphome.components.my_component import DOMAIN`. Keep it in alphabetical order with the other
-          metadata constants. CI (`lint_component_domain`) fails without it.
         - `DEPENDENCIES`: List of required components
         - `AUTO_LOAD`: Components to automatically load
         - `CONFLICTS_WITH`: Incompatible components
@@ -254,7 +243,6 @@ file does, and it is the authority when they disagree. The most useful starting
         import esphome.config_validation as cv
         from esphome.const import CONF_KEY, CONF_ID
 
-        DOMAIN = "my_component"
         CONF_PARAM = "param"  # A constant that does not yet exist in esphome/const.py
 
         my_component_ns = cg.esphome_ns.namespace("my_component")
@@ -396,25 +384,6 @@ file does, and it is the authority when they disagree. The most useful starting
                 )
         ```
 
-        When the callback's parameters differ from the automation's arguments, or the trigger should only
-        fire for some values, pass `params`, `forward` and `when`; the helper then generates a capture-less
-        lambda (stored inline, nothing allocated). Name the parent with `automation.parent_ref(var)` and build
-        `forward` from `MockObj` calls, not f-strings of C++:
-        ```python
-        parent = automation.parent_ref(var)
-        index = cg.RawExpression("index")
-        await automation.build_callback_automation(
-            var,
-            "add_on_state_callback",
-            [(cg.StringRef, "x"), (cg.size_t, "i")],
-            conf,
-            params=[(cg.size_t, "index")],
-            forward=[cg.StringRef(parent.option_at(index)), index],
-        )
-        ```
-        `build_parent_callback_automation`, `build_trigger_callback`, `build_callback_automations` and
-        `build_trigger_automations` cover the other shapes; see their docstrings in `esphome/automation.py`.
-
         **C++ -- no trigger class needed.** The callback registration method must be templatized to accept both `std::function` and lightweight forwarder structs (which avoid heap allocation):
         ```cpp
         class MyComponent : public Component {

CODEOWNERS

@@ -188,7 +188,6 @@ esphome/components/esp32_rmt_led_strip/* @jesserockz
 esphome/components/esp8266/* @esphome/core
 esphome/components/esp_ldo/* @clydebarrow
 esphome/components/espectre/* @francescopace
-esphome/components/esphome/ota/* @esphome/core
 esphome/components/espnow/* @jesserockz
 esphome/components/espnow/packet_transport/* @EasilyBoredEngineer
 esphome/components/ethernet_info/* @gtjadsonsantos
@@ -519,7 +518,6 @@ esphome/components/sound_level/* @kahrendt
 esphome/components/spa06_base/* @danielkent-net
 esphome/components/spa06_i2c/* @danielkent-net
 esphome/components/spa06_spi/* @danielkent-net
-esphome/components/spd2010/* @grischard
 esphome/components/speaker/* @jesserockz @kahrendt
 esphome/components/speaker/media_player/* @kahrendt @synesthesiam
 esphome/components/speaker_source/* @kahrendt
@@ -570,7 +568,7 @@ esphome/components/tca9555/* @mobrembski
 esphome/components/tcl112/* @glmnet
 esphome/components/tcp_uart/* @Bascht74
 esphome/components/tee501/* @Stock-M
-esphome/components/teleinfo/* @0hax
+esphome/components/teleinfo/* @0hax @FredM67
 esphome/components/tem3200/* @bakerkj
 esphome/components/template/alarm_control_panel/* @grahambrown11 @hwstar
 esphome/components/template/datetime/* @rfdarter

Doxyfile

@@ -48,7 +48,7 @@ PROJECT_NAME           = ESPHome
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = 2026.11.0-dev
+PROJECT_NUMBER         = 2026.10.0b4
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a

docker/Dockerfile

@@ -22,7 +22,7 @@ RUN \
     -r /requirements.txt
 
 # Install the ESPHome Device Builder dashboard.
-RUN uv pip install --no-cache-dir esphome-device-builder==1.23.0
+RUN uv pip install --no-cache-dir esphome-device-builder==1.23.1
 
 RUN \
     platformio settings set enable_telemetry No \

esphome/arduino8266/framework.py

@@ -58,31 +58,31 @@ FRAMEWORK_RELEASES: dict[Version, FrameworkRelease] = {
 TOOLCHAIN_PACKAGE = "toolchain-xtensa-lx106-elf"
 # gcc 10.3, the toolchain Arduino core 3.x builds with; the build
 # generator's compile flags are tuned to it.
-TOOLCHAIN_VERSION = "10.3.0-esphome.3"
+TOOLCHAIN_VERSION = "10.3.0-esphome.2"
 _TOOLCHAIN_RELEASES = (
     "https://github.com/esphome-libs/xtensa-lx106-elf-toolchain/releases/"
 )
 # Registry system tag -> (sha256, size) of that host's archive
 TOOLCHAIN_BUILDS: dict[str, tuple[str, int]] = {
     "darwin_arm64": (
-        "ad0ea929238d9b527c43e0d20257acc2a5680bdb0d2b1cf8f2c99169786217e9",
-        60747260,
+        "849cede44d4d5c6ea0f14099783239f559f46327bea314281814f2652b486201",
+        60830321,
     ),
     "darwin_x86_64": (
-        "997090cac80c8eb59604ec52b73fb3568e5f2d9b2971f83c3f2a5c545c9c949c",
-        64065752,
+        "ca69904daabf0c5983b372423e5e62f49182a793e992c052e94666852470c897",
+        64149487,
     ),
     "linux_aarch64": (
-        "403f14d0d5755682fcd6eaea1e4c457a1d8cad30690e52fb0c804d8db266b908",
-        67487067,
+        "60a49a4f082bf246544bd409a9517dbbcab19bb30ac9decbee544b896aaccbd6",
+        67573397,
     ),
     "linux_x86_64": (
-        "64f21fa3ba736b363dc8c234dbbb39e005e574e33de08a78e9a00c55a64ae706",
-        68343668,
+        "1fba33ca1494ec79f2776e0e37eca93282d30f8bb9992f5f4f9a655d6fff1db4",
+        68431336,
     ),
     "windows_amd64": (
-        "1e62abf8df041ce5158f5770dffef955f2f981ce7f7adee88fcd5a8197705aa6",
-        67536405,
+        "af9066b0e5bf036f04f2bd9d08b89b81a7f183c57dac0abcaff71dd861cf5f3b",
+        67664137,
     ),
 }
 

esphome/automation.py

@@ -1,4 +1,4 @@
-from collections.abc import Callable, Sequence
+from collections.abc import Callable
 from dataclasses import dataclass, field
 import logging
 import string
@@ -23,7 +23,7 @@ from esphome.const import (
 )
 from esphome.core import CORE, ID, EsphomeError, HexInt, Lambda
 from esphome.cpp_generator import (
-    Expression,
+    FlashStringLiteral,
     LambdaExpression,
     MockObj,
     MockObjClass,
@@ -245,7 +245,9 @@ ApplyCondition = cg.esphome_ns.class_("ApplyCondition", Condition)
 
 def flash_string(config: ConfigType, value: str) -> str:
     """Default renderer for ``std::string`` constants; copies the literal out of flash on ESP8266."""
-    return str(cg.progmem_string(value))
+    if CORE.is_esp8266:
+        return f"progmem_string({FlashStringLiteral(value)})"
+    return str(cg.safe_exp(value))
 
 
 def literal_with_length(config: ConfigType, value: str) -> str:
@@ -257,24 +259,13 @@ def literal_with_length(config: ConfigType, value: str) -> str:
     return f"{cg.safe_exp(value)}, {len(value.encode('utf-8'))}"
 
 
-def string_ref_literal(config: ConfigType, value: str) -> str:
-    """Renderer for a ``StringRef`` comparison: a flash literal on ESP8266, else ``StringRef(literal, length)``."""
-    if CORE.is_esp8266:
-        return str(cg.FlashStringLiteral(value))
-    return f"StringRef({literal_with_length(config, value)})"
-
-
-def _names_parent(text: str) -> bool:
-    return any(f == "parent" for _, f, _, _ in string.Formatter().parse(text))
-
-
 @dataclass(frozen=True)
 class ApplyCall:
     """One statement from config keys, e.g. ``"set_range({}, {})"`` with ``((CONF_LOW, cg.float_), ...)``.
 
     Each arg is ``(conf_key, type_)`` or ``(conf_key, type_, const_fn)``. A ``conf_key`` may be a
-    path into nested sections. ``target`` and a plain ``str`` ``type_`` (raw C++ type text) may
-    name the parent object as ``{parent}``. ``const_fn(config, value)`` renders a constant's argument text; a lambda or an
+    path into nested sections. A plain ``str`` ``type_`` is raw C++ type text and may use
+    ``{parent}``. ``const_fn(config, value)`` renders a constant's argument text; a lambda or an
     id bypasses it. The statement is skipped when none of its keys is set, always emitted when it
     has no keys, and a partial set is a config error.
     """
@@ -286,13 +277,13 @@ class ApplyCall:
         fields = [
             f for _, f, _, _ in string.Formatter().parse(self.target) if f is not None
         ]
-        if any(f not in ("", "parent") for f in fields):
+        if any(fields):
             raise ValueError(
-                f"apply target {self.target!r}: only {{}} and {{parent}} placeholders"
+                f"apply target {self.target!r}: only bare {{}} placeholders"
             )
-        if (count := fields.count("")) != len(self.args):
+        if len(fields) != len(self.args):
             raise ValueError(
-                f"apply target {self.target!r} has {count} "
+                f"apply target {self.target!r} has {len(fields)} "
                 f"placeholder(s) for {len(self.args)} config key(s)"
             )
         if any(len(arg) not in (2, 3) for arg in self.args):
@@ -300,12 +291,6 @@ class ApplyCall:
                 f"apply target {self.target!r}: each arg is (conf_key, type_[, const_fn])"
             )
 
-    @property
-    def names_parent(self) -> bool:
-        return _names_parent(self.target) or any(
-            isinstance(arg[1], str) and _names_parent(arg[1]) for arg in self.args
-        )
-
     @property
     def members(self) -> list[tuple[Any, Any, Any]]:
         """Each arg as ``(conf_key, type_, const_fn or None)``."""
@@ -380,16 +365,9 @@ def _check_key_in_schema(
         schema = schema.schema[markers[part]]
 
 
-def parent_ref(var: MockObj) -> MockObj:
-    """``var`` named from global scope, so a trigger argument cannot shadow it.
-
-    Also how a generated callback names its Automation.
-    """
-    return MockObj(f"::{var}", "->")
-
-
 async def _apply_parent(config: ConfigType, id_key: str = CONF_ID) -> str:
-    return str(parent_ref(await cg.get_variable(config[id_key])))
+    # Global-scope qualified so a trigger arg named like the id cannot shadow it.
+    return f"::{await cg.get_variable(config[id_key])}"
 
 
 def _apply_lambda_args(args: TemplateArgsType) -> TemplateArgsType:
@@ -421,7 +399,7 @@ async def _render_values(
     members: list[tuple[Any, Any, Any]],
     values: list[Any],
     config: ConfigType,
-    parent: str | None,
+    parent: str,
     lambda_args: TemplateArgsType,
     compare: bool = False,
 ) -> list[str]:
@@ -499,12 +477,12 @@ def register_apply_action(
         statements: list[str] = []
         for target, members in statements_spec:
             values = _apply_values(config, members)
-            if not _apply_call_active(members, values):
+            if members and all(value is None for value in values):
                 continue
             exprs = await _render_values(
                 name, target, members, values, config, parent, lambda_args
             )
-            statements.append(f"{receiver}{target.format(*exprs, parent=parent)};")
+            statements.append(f"{receiver}{target.format(*exprs)};")
         if call:
             statements = [
                 f"auto apply_call = {parent}->{call}();",
@@ -518,27 +496,6 @@ def register_apply_action(
     register_action(name, ApplyAction, schema, synchronous=True)(builder)
 
 
-def _apply_call_active(members: list[tuple[Any, Any, Any]], values: list[Any]) -> bool:
-    """An ``ApplyCall`` is emitted unless it has keys and none of them is set."""
-    return not members or any(value is not None for value in values)
-
-
-async def _render_check(
-    name: str,
-    target: str,
-    members: list[tuple[Any, Any, Any]],
-    values: list[Any],
-    config: ConfigType,
-    parent: str | None,
-    lambda_args: TemplateArgsType,
-) -> str:
-    """Render a boolean check with ``values`` compared against config."""
-    exprs = await _render_values(
-        name, target, members, values, config, parent, lambda_args, compare=True
-    )
-    return target.format(*exprs, parent=parent)
-
-
 def register_apply_condition(
     name: str, schema: cv.Schema, check: str | ApplyCall, id_key: str = CONF_ID
 ) -> None:
@@ -564,16 +521,22 @@ def register_apply_condition(
     ) -> MockObj:
         parent = await _apply_parent(config, id_key)
         lambda_args = _apply_lambda_args(args)
-        values = _apply_values(config, members)
-        check = await _render_check(
-            name, call.target, members, values, config, parent, lambda_args
+        exprs = await _render_values(
+            name,
+            call.target,
+            members,
+            _apply_values(config, members),
+            config,
+            parent,
+            lambda_args,
+            compare=True,
         )
         return _apply_function(
             condition_id,
             cg.bool_,
             template_arg,
             lambda_args,
-            [f"return {parent}->{check};"],
+            [f"return {parent}->{call.target.format(*exprs)};"],
         )
 
     register_condition(name, ApplyCondition, schema)(builder)
@@ -1048,67 +1011,15 @@ def has_non_synchronous_actions(actions: ConfigType) -> bool:
     return False
 
 
-async def _new_automation(
-    args: TemplateArgsType, config: ConfigType, *ctor_args: MockObj
-) -> MockObj:
-    """Create the Automation for ``config`` with its actions."""
-    templ = cg.TemplateArguments(*(arg[0] for arg in args))
-    obj = cg.new_Pvariable(config[CONF_AUTOMATION_ID], templ, *ctor_args)
-    actions = await build_action_list(config[CONF_THEN], templ, args)
-    cg.add(obj.add_actions(actions))
-    return obj
-
-
 async def build_automation(
     trigger: MockObj, args: TemplateArgsType, config: ConfigType
 ) -> MockObj:
-    return await _new_automation(args, config, trigger)
-
-
-async def build_trigger_callback(
-    args: TemplateArgsType,
-    config: ConfigType,
-    params: TemplateArgsType,
-    forward: Sequence[str | Expression] | None = None,
-    when: str | ApplyCall | None = None,
-    parent: MockObj | None = None,
-) -> LambdaExpression:
-    """Build the Automation for ``config`` and return a stateless callback that triggers it.
-
-    ``params`` are the parent callback's parameters, ``forward`` the expressions passed to
-    ``trigger()`` (default: the parameter names; write the parent as ``parent_ref(var)``),
-    ``when`` a filter the callback returns early on, skipped like any ``ApplyCall`` when none
-    of its keys is set. ``when`` may name ``parent`` as ``{parent}``, e.g.
-    ``"{parent}->is_fully_open()"``.
-    """
-    members: list[tuple[Any, Any, Any]] = []
-    if when is not None:
-        call = when if isinstance(when, ApplyCall) else ApplyCall(when)
-        members = call.members
-        if parent is None and call.names_parent:
-            raise ValueError(f"trigger filter {call.target!r} names {{parent}}")
-    obj = await _new_automation(args, config)
-    lambda_args = _apply_lambda_args(params)
-    statements: list[str] = []
-    if when is not None:
-        values = _apply_values(config, members)
-        if _apply_call_active(members, values):
-            check = await _render_check(
-                "trigger filter",
-                call.target,
-                members,
-                values,
-                config,
-                None if parent is None else str(parent_ref(parent)),
-                lambda_args,
-            )
-            statements.append(f"if (!({check}))\n  return;")
-    if forward is None:
-        forward = [name for _, name in params]
-    statements.append(f"{parent_ref(obj)}->trigger({', '.join(map(str, forward))});")
-    return LambdaExpression(
-        ["\n".join(statements)], lambda_args, capture="", return_type=cg.void
-    )
+    arg_types = [arg[0] for arg in args]
+    templ = cg.TemplateArguments(*arg_types)
+    obj = cg.new_Pvariable(config[CONF_AUTOMATION_ID], templ, trigger)
+    actions = await build_action_list(config[CONF_THEN], templ, args)
+    cg.add(obj.add_actions(actions))
+    return obj
 
 
 async def build_callback_automation(
@@ -1117,9 +1028,6 @@ async def build_callback_automation(
     args: TemplateArgsType,
     config: ConfigType,
     forwarder: MockObj | MockObjClass | None = None,
-    params: TemplateArgsType | None = None,
-    forward: Sequence[str | Expression] | None = None,
-    when: str | ApplyCall | None = None,
 ) -> None:
     """Build an Automation and register it as a callback on the parent.
 
@@ -1131,9 +1039,6 @@ async def build_callback_automation(
     pointer-sized (single Automation* field) to fit inline in Callback::ctx_
     and avoid heap allocation.
 
-    With ``params``, ``forward`` or ``when`` the callback is instead the stateless
-    lambda of ``build_trigger_callback``; ``forwarder`` cannot be combined with them.
-
     :param parent: The component object (e.g., button, sensor).
     :param callback_method: Name of the callback method (e.g., "add_on_press_callback").
     :param args: Automation template args as list of (type, name) tuples.
@@ -1142,56 +1047,22 @@ async def build_callback_automation(
         TriggerForwarder<Ts...>. Pass any struct type whose aggregate init takes
         a single Automation pointer (e.g., TriggerOnTrueForwarder).
     """
-    if params is not None or forward is not None or when is not None:
-        if forwarder is not None:
-            raise ValueError(
-                "forwarder cannot be combined with params, forward or when"
-            )
-        callback = await build_trigger_callback(
-            args, config, args if params is None else params, forward, when, parent
-        )
-        cg.add(getattr(parent, callback_method)(callback))
-        return
-    obj = await _new_automation(args, config)
+    arg_types = [arg[0] for arg in args]
+    templ = cg.TemplateArguments(*arg_types)
+    obj = cg.new_Pvariable(config[CONF_AUTOMATION_ID], templ)
+    actions = await build_action_list(config[CONF_THEN], templ, args)
+    cg.add(obj.add_actions(actions))
     # Use template forwarder structs for deduplication. The compiler generates
     # one operator() per forwarder type; different automation pointers are just
     # data in the struct.
     if forwarder is None:
-        forwarder = TriggerForwarder.template(*(arg[0] for arg in args))
+        forwarder = TriggerForwarder.template(templ)
     # RawExpression for aggregate init — both forwarder and obj are codegen
     # MockObjs (not user input), and there's no Expression type for positional
     # aggregate initialization (StructInitializer uses named fields).
     cg.add(getattr(parent, callback_method)(cg.RawExpression(f"{forwarder}{{{obj}}}")))
 
 
-async def build_parent_callback_automation(
-    parent: MockObj, callback_method: str, arg: tuple[Any, str], config: ConfigType
-) -> None:
-    """Register an Automation that receives ``parent`` from a callback that carries nothing.
-
-    ``arg`` is the automation's ``(type, name)``, e.g. ``(Fan.operator("ptr"), "x")``.
-    """
-    await build_callback_automation(
-        parent, callback_method, [arg], config, params=[], forward=[parent_ref(parent)]
-    )
-
-
-async def build_trigger_automations(
-    parent: MockObj | None,
-    config: ConfigType,
-    entries: tuple[tuple[str, TemplateArgsType], ...],
-) -> None:
-    """Instantiate each entry's Trigger class, with ``parent`` when given, and build its automations.
-
-    ``entries`` are ``(conf_key, args)`` pairs; the class comes from the entry's ``CONF_TRIGGER_ID``.
-    """
-    ctor_args = () if parent is None else (parent,)
-    for conf_key, args in entries:
-        for conf in config.get(conf_key, []):
-            trigger = cg.new_Pvariable(conf[CONF_TRIGGER_ID], *ctor_args)
-            await build_automation(trigger, args, conf)
-
-
 @dataclass(frozen=True, slots=True)
 class CallbackAutomation:
     """A single callback automation entry for build_callback_automations."""
@@ -1200,9 +1071,6 @@ class CallbackAutomation:
     callback_method: str
     args: TemplateArgsType = field(default_factory=list)
     forwarder: MockObj | MockObjClass | None = None
-    params: TemplateArgsType | None = None
-    forward: Sequence[str | Expression] | None = None
-    when: str | ApplyCall | None = None
 
 
 async def build_callback_automations(
@@ -1224,7 +1092,4 @@ async def build_callback_automations(
                 entry.args,
                 conf,
                 forwarder=entry.forwarder,
-                params=entry.params,
-                forward=entry.forward,
-                when=entry.when,
             )

esphome/build_gen/arduino8266.py

@@ -1057,7 +1057,7 @@ def write_project(paths: InstalledPaths, ccache: str | None) -> bool:
     cxx = (toolchain_tool(paths.toolchain, "g++"),)
     lines = [
         *tool_lines((toolchain_tool(paths.toolchain, "gcc"),), cxx, ccache),
-        *compile_rule_lines(),
+        *compile_rule_lines(ccache),
         *ar_rule_lines(toolchain_tool(paths.toolchain, "ar")),
         *pch_rule_lines(),
         "rule link",

esphome/build_gen/espidf.py

@@ -237,35 +237,6 @@ def idf_macro_matches(idf_path: Path) -> bool:
     return live == _EXPECTED_MACRO
 
 
-def _cmake_args_for_write(minimal: bool) -> dict[str, str]:
-    """The cg.add_cmake_arg() values for one project write.
-
-    The discovery (minimal) write lets every built-in component register so
-    the list it finds, cached per target, serves any exclusion set; the full
-    write drops the excluded names from that list and passes all of them to
-    IDF. Names outside the framework's components directory (managed
-    components) stay excluded on the discovery write too, since the list
-    only holds built-in ones. A checkout supplied through IDF_PATH caches
-    nothing, so its discovery keeps every exclusion.
-    """
-    from esphome.espidf.toolchain import _esphome_manages_idf, _get_idf_path
-
-    args = dict(CORE.cmake_args)
-    if (
-        not minimal
-        or not _esphome_manages_idf()
-        or not (excluded := args.get("EXCLUDE_COMPONENTS"))
-    ):
-        return args
-    root = _get_idf_path() / "components"
-    outside = [name for name in excluded.split(";") if not (root / name).is_dir()]
-    if outside:
-        args["EXCLUDE_COMPONENTS"] = ";".join(outside)
-    else:
-        del args["EXCLUDE_COMPONENTS"]
-    return args
-
-
 def get_project_cmakelists(
     minimal: bool = False, builtin_components: list[str] | None = None
 ) -> str:
@@ -329,10 +300,11 @@ def get_project_cmakelists(
 
     # CMake variables registered via cg.add_cmake_arg(). Emitted before
     # include(project.cmake) so values like EXCLUDE_COMPONENTS are already
-    # set when project.cmake seeds the component list.
+    # set when project.cmake seeds the component list, and on minimal
+    # (discovery) writes too so excluded components never register.
     cmake_args = "\n".join(
         f"set({name} {_cmake_quote(value)})"
-        for name, value in sorted(_cmake_args_for_write(minimal).items())
+        for name, value in sorted(CORE.cmake_args.items())
     )
 
     # Per-project list exposed as a CMake variable so converted PIO libs
@@ -355,10 +327,10 @@ def get_project_cmakelists(
     # component's REQUIRES including real IDF components). Referenced by
     # src/CMakeLists and by each converted PIO lib's CMakeLists. Skipped
     # on minimal writes because project_description.json may be stale.
-    # Excluded components are dropped here as well: the discovery list
-    # (cached per target) still holds them, and requiring an excluded
-    # component pulls it back into the build (IDF requirement expansion
-    # overrides EXCLUDE_COMPONENTS).
+    # Excluded components are dropped here as well: a stale
+    # project_description.json from a build without exclusions may still
+    # list them, and requiring an excluded component pulls it back into
+    # the build (IDF requirement expansion overrides EXCLUDE_COMPONENTS).
     # Derived from the EXCLUDE_COMPONENTS cmake arg emitted above so the
     # two can never disagree within one generated file.
     builtin_components_property = (
@@ -425,24 +397,15 @@ project({CORE.name})
 # Emit per-memory-type JSON size data for ESPHome to read post-build.
 # json2 stays small; raw dumps every symbol (~2s on a large map) and
 # this command runs inside the link edge, blocking everything downstream.
-# IDF's size target depends on the map, so ninja has to know the link
-# writes it for size to build in the same run as all. IDF declares the
-# map itself since espressif/esp-idf#19201 (and in cmakev2), and ninja
-# rejects two rules for one output, so declare it here only when IDF has
-# not. add_custom_command(OUTPUT) marks its outputs GENERATED.
-get_source_file_property(esphome_map_declared
-    ${{CMAKE_BINARY_DIR}}/${{CMAKE_PROJECT_NAME}}.map GENERATED)
-if(esphome_map_declared)
-    set(esphome_map_byproducts)
-else()
-    set(esphome_map_byproducts BYPRODUCTS ${{CMAKE_BINARY_DIR}}/${{CMAKE_PROJECT_NAME}}.map)
-endif()
+# The map is a BYPRODUCT so ninja knows the link writes it; IDF's size
+# target depends on the map and can then be built in the same run as all.
+# IDF's cmakev2 declares the map itself, so drop this line on that switch.
 add_custom_command(
     TARGET ${{CMAKE_PROJECT_NAME}}.elf POST_BUILD
     COMMAND ${{PYTHON}} -m esp_idf_size {size_ng_flag} --format=json2
             -o ${{CMAKE_BINARY_DIR}}/esp_idf_size.json
             ${{CMAKE_PROJECT_NAME}}.map
-    ${{esphome_map_byproducts}}
+    BYPRODUCTS ${{CMAKE_BINARY_DIR}}/${{CMAKE_PROJECT_NAME}}.map
     WORKING_DIRECTORY ${{CMAKE_BINARY_DIR}}
     VERBATIM
 )
@@ -591,9 +554,10 @@ def write_project(
     )
 
     # Snapshot the exclusion set so has_outdated_files() can trigger a
-    # reconfigure when it changes. The ESPHOME_PROJECT_BUILTIN_COMPONENTS
-    # property drops excluded names, so re-including one (e.g. a config
-    # gains mqtt) needs a reconfigure to rebuild it from the discovery list.
+    # discovery reconfigure when it changes. Excluded components never
+    # register in project_description.json, so re-including one (e.g. a
+    # config gains mqtt) requires a fresh discovery pass before the
+    # ESPHOME_PROJECT_BUILTIN_COMPONENTS property can list it.
     write_file_if_changed(
         CORE.relative_build_path("exclude_components.esphomeinternal"),
         ";".join(get_excluded_builtin_components()),

esphome/build_gen/host.py

@@ -240,7 +240,7 @@ def write_project(compilers: HostCompilers, ccache: str | None) -> bool:
 
     lines = [
         *tool_lines(compilers.cc, compilers.cxx, ccache),
-        *compile_rule_lines(),
+        *compile_rule_lines(ccache),
         *pch_rule_lines(),
         "rule link",
         "  command = $cxx -o $out $linkflags @$out.rsp $archives $libdirflags $libflags",

esphome/build_helpers/ninja_gen.py

@@ -74,33 +74,40 @@ def tool_lines(
         # path gets
         f"python = {_q(strip_win_long_path_prefix(sys.executable))}",
         f"buildtool = {_q(_BUILD_TOOL)}",
-        f"ccache = {_q(ccache) if ccache else ''}",
+        *([f"ccache = {_q(ccache)}"] if ccache else []),
         "",
     ]
 
 
-def compile_rule_lines() -> list[str]:
-    """The compile rules; ``$own_includes`` is empty unless an edge sets it."""
+def compile_rule_lines(ccache: str | None) -> list[str]:
+    """The compile rules; ``$own_includes`` is empty unless an edge sets it.
+
+    ``ccache`` is the launcher ``tool_lines`` was given; the same test here
+    keeps the variable and the rules in step. It is spliced in rather than
+    left as an empty variable: a leading space on the command line makes
+    CreateProcess fail on Windows.
+    """
+    launcher = "$ccache " if ccache else ""
     return [
         "rule c",
-        "  command = $ccache $cc -MMD -MF $out.d $own_includes $cflags $flags -c $in -o $out",
+        f"  command = {launcher}$cc -MMD -MF $out.d $own_includes $cflags $flags -c $in -o $out",
         "  depfile = $out.d",
         "  deps = gcc",
         "  description = CC $out",
         "rule cxx",
-        "  command = $ccache $cxx -MMD -MF $out.d $own_includes $cxxflags $flags -c $in -o $out",
+        f"  command = {launcher}$cxx -MMD -MF $out.d $own_includes $cxxflags $flags -c $in -o $out",
         "  depfile = $out.d",
         "  deps = gcc",
         "  description = CXX $out",
         "rule aspp",
-        "  command = $ccache $cc -MMD -MF $out.d -x assembler-with-cpp $own_includes $asflags $flags -c $in -o $out",
+        f"  command = {launcher}$cc -MMD -MF $out.d -x assembler-with-cpp $own_includes $asflags $flags -c $in -o $out",
         "  depfile = $out.d",
         "  deps = gcc",
         "  description = AS $out",
         # Plain assembler, as SCons's ASCOM: no preprocessor, so no
         # depfile and no $flags (defines/includes) either
         "rule asm",
-        "  command = $ccache $cc -x assembler $asflags -c $in -o $out",
+        f"  command = {launcher}$cc -x assembler $asflags -c $in -o $out",
         "  description = AS $out",
     ]
 

esphome/code_scan.py

@@ -1,126 +0,0 @@
-"""Build-time scans of the user's C++ sources: lambdas, ``includes:`` files and
-external components.
-
-The only scan today finds scanf calls with float conversions, which decides
-whether float scanf support (or, on ESP-IDF Bluetooth builds, the libc sscanf)
-must stay linked. Other source heuristics belong here too.
-"""
-
-import logging
-from pathlib import Path
-import re
-
-from esphome.config_helpers import iter_include_files
-from esphome.const import (
-    CONF_ESPHOME,
-    CONF_INCLUDES,
-    CONF_INCLUDES_C,
-    SOURCE_FILE_EXTENSIONS,
-)
-from esphome.core import Lambda
-from esphome.types import ConfigType
-
-_LOGGER = logging.getLogger(__name__)
-
-# The string literal handed to a scanf family call as its format: an optional
-# first argument (sscanf/fscanf; a literal or a call with its own commas is
-# fine) then the literal.
-_SCANF_FORMAT_RE = re.compile(
-    r'scanf\s*\((?:(?:"(?:[^"\\]|\\.)*"|\([^()]*\)|[^,;"()])*,)?\s*"((?:[^"\\]|\\.)*)"'
-)
-# Standard scanf float conversions %f %F %e %E %g %G %a %A with optional
-# suppression, width and length; also the invalid %.2f users write by analogy
-# with printf.
-_SCANF_FLOAT_SPEC_RE = re.compile(r"%[*\d.]*[hlL]*[feEgGaAF]")
-
-
-def source_uses_scanf_float(src: str) -> bool:
-    """Heuristic: does C++ source call a scanf family function with a float conversion?"""
-    if "scanf" not in src:
-        return False
-    src = Lambda.comment_remover(src)
-    return any(
-        _SCANF_FLOAT_SPEC_RE.search(match.group(1))
-        for match in _SCANF_FORMAT_RE.finditer(src)
-    )
-
-
-def lambdas_use_scanf_float(config: ConfigType) -> bool:
-    """Check if any lambda in the config uses scanf with a float format specifier."""
-    stack: list = [config]
-    while stack:
-        obj = stack.pop()
-        if isinstance(obj, Lambda):
-            if source_uses_scanf_float(obj.value):
-                return True
-        elif isinstance(obj, dict):
-            stack.extend(obj.values())
-        elif isinstance(obj, list):
-            stack.extend(obj)
-    return False
-
-
-def includes_use_scanf_float(config: ConfigType) -> bool:
-    """Check if an ``includes:`` or ``includes_c:`` file uses scanf with a float format specifier."""
-    esphome_config = config.get(CONF_ESPHOME, {})
-    includes = esphome_config.get(CONF_INCLUDES, []) + esphome_config.get(
-        CONF_INCLUDES_C, []
-    )
-    for path, _ in iter_include_files(includes):
-        if path.suffix not in SOURCE_FILE_EXTENSIONS:
-            continue
-        if source_uses_scanf_float(path.read_text(encoding="utf-8", errors="replace")):
-            return True
-    return False
-
-
-def external_components_use_scanf_float(config: ConfigType) -> bool:
-    """Whether a component from outside the esphome package scans a float."""
-    from esphome.config import iter_components
-    from esphome.loader import CORE_COMPONENTS_PATH
-
-    package_root = CORE_COMPONENTS_PATH.parent
-    for _, component in iter_components(config):
-        package_dir = Path(component.module.__file__).resolve().parent
-        if package_dir.is_relative_to(package_root):
-            continue
-        for resource in component.resources:
-            src = (package_dir / resource.resource).read_text(
-                encoding="utf-8", errors="replace"
-            )
-            if source_uses_scanf_float(src):
-                return True
-    return False
-
-
-def user_code_uses_scanf_float(config: ConfigType) -> bool:
-    """Whether a lambda, an ``includes:`` file or an external component scans a float."""
-    return (
-        lambdas_use_scanf_float(config)
-        or includes_use_scanf_float(config)
-        or external_components_use_scanf_float(config)
-    )
-
-
-def keep_float_scanf(
-    option: bool | None, config: ConfigType, flash_note: str, override_note: str
-) -> bool:
-    """Resolve a tri-state float-scanf option: unset means "only if user code scans a float"."""
-    if option:
-        return True
-    found = user_code_uses_scanf_float(config)
-    if option is None:
-        if found:
-            _LOGGER.warning(
-                "Lambda, include or external component uses scanf with a float format "
-                "specifier; keeping float scanf support (%s)",
-                flash_note,
-            )
-        return found
-    if found:
-        _LOGGER.warning(
-            "Float scanf support is disabled but a lambda, include or external "
-            "component uses scanf with a float format specifier; %s",
-            override_note,
-        )
-    return False

esphome/codegen.py

@@ -34,13 +34,11 @@ from esphome.cpp_generator import (  # noqa: F401
     extern_progmem_array,
     get_variable,
     get_variable_with_full_id,
-    is_static_pointer,
     is_template,
     new_Pvariable,
     new_variable,
     process_lambda,
     progmem_array,
-    progmem_string,
     safe_exp,
     set_cpp_standard,
     shared_progmem_array,

esphome/components/a01nyub/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@MrSuicideParrot"]
-DOMAIN = "a01nyub"

esphome/components/a01nyub/a01nyub.cpp

@@ -6,7 +6,7 @@
 
 namespace esphome::a01nyub {
 
-ESPHOME_LOG_TAG(TAG, "a01nyub.sensor");
+static const char *const TAG = "a01nyub.sensor";
 
 void A01nyubComponent::loop() {
   uint8_t data;

esphome/components/a02yyuw/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@TH-Braemer"]
-DOMAIN = "a02yyuw"

esphome/components/a02yyuw/a02yyuw.cpp

@@ -6,7 +6,7 @@
 
 namespace esphome::a02yyuw {
 
-ESPHOME_LOG_TAG(TAG, "a02yyuw.sensor");
+static const char *const TAG = "a02yyuw.sensor";
 
 void A02yyuwComponent::loop() {
   uint8_t data;

esphome/components/a4988/__init__.py

@@ -1 +0,0 @@
-DOMAIN = "a4988"

esphome/components/a4988/a4988.cpp

@@ -3,7 +3,7 @@
 
 namespace esphome::a4988 {
 
-ESPHOME_LOG_TAG(TAG, "a4988.stepper");
+static const char *const TAG = "a4988.stepper";
 
 void A4988::setup() {
   if (this->sleep_pin_ != nullptr) {

esphome/components/absolute_humidity/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@DAVe3283"]
-DOMAIN = "absolute_humidity"

esphome/components/absolute_humidity/absolute_humidity.cpp

@@ -3,7 +3,7 @@
 
 namespace esphome::absolute_humidity {
 
-ESPHOME_LOG_TAG(TAG, "absolute_humidity.sensor");
+static const char *const TAG{"absolute_humidity.sensor"};
 
 void AbsoluteHumidityComponent::setup() {
   this->temperature_sensor_->add_on_state_callback([this](float state) {

esphome/components/ac_dimmer/__init__.py

@@ -1 +0,0 @@
-DOMAIN = "ac_dimmer"

esphome/components/ac_dimmer/ac_dimmer.cpp

@@ -14,7 +14,7 @@
 
 namespace esphome::ac_dimmer {
 
-ESPHOME_LOG_TAG(TAG, "ac_dimmer");
+static const char *const TAG = "ac_dimmer";
 
 // Global array to store dimmer objects
 static AcDimmerDataStore *all_dimmers[32];  // NOLINT(cppcoreguidelines-avoid-non-const-global-variables)

esphome/components/ac_dimmer/hw_timer_esp_idf.cpp

@@ -9,7 +9,7 @@
 #include "esp_clk_tree.h"
 #include "soc/clk_tree_defs.h"
 
-ESPHOME_LOG_TAG(TAG, "hw_timer_esp_idf");
+static const char *const TAG = "hw_timer_esp_idf";
 
 namespace esphome::ac_dimmer {
 

esphome/components/adalight/__init__.py

@@ -9,7 +9,6 @@ from esphome.cpp_generator import MockObj
 from esphome.types import ConfigType
 
 DEPENDENCIES = ["uart"]
-DOMAIN = "adalight"
 
 adalight_ns = cg.esphome_ns.namespace("adalight")
 AdalightLightEffect = adalight_ns.class_(

esphome/components/adalight/adalight_light_effect.cpp

@@ -3,7 +3,7 @@
 
 namespace esphome::adalight {
 
-ESPHOME_LOG_TAG(TAG, "adalight_light_effect");
+static const char *const TAG = "adalight_light_effect";
 
 static const uint32_t ADALIGHT_ACK_INTERVAL = 1000;
 static const uint32_t ADALIGHT_RECEIVE_TIMEOUT = 1000;

esphome/components/adc/__init__.py

@@ -22,7 +22,6 @@ from esphome.core import CORE
 from esphome.types import ConfigType
 
 CODEOWNERS = ["@esphome/core"]
-DOMAIN = "adc"
 
 adc_ns = cg.esphome_ns.namespace("adc")
 

esphome/components/adc/adc_sensor_common.cpp

@@ -3,7 +3,7 @@
 
 namespace esphome::adc {
 
-ESPHOME_LOG_TAG(TAG, "adc");
+static const char *const TAG = "adc";
 
 const LogString *sampling_mode_to_str(SamplingMode mode) {
   switch (mode) {

esphome/components/adc/adc_sensor_esp32.cpp

@@ -6,7 +6,7 @@
 
 namespace esphome::adc {
 
-ESPHOME_LOG_TAG(TAG, "adc");
+static const char *const TAG = "adc";
 
 adc_oneshot_unit_handle_t ADCSensor::shared_adc_handles[2] = {nullptr, nullptr};
 

esphome/components/adc/adc_sensor_esp8266.cpp

@@ -13,7 +13,7 @@ ADC_MODE(ADC_VCC)
 
 namespace esphome::adc {
 
-ESPHOME_LOG_TAG(TAG, "adc");
+static const char *const TAG = "adc";
 
 void ADCSensor::setup() {
 #ifndef USE_ADC_SENSOR_VCC

esphome/components/adc/adc_sensor_libretiny.cpp

@@ -5,7 +5,7 @@
 
 namespace esphome::adc {
 
-ESPHOME_LOG_TAG(TAG, "adc");
+static const char *const TAG = "adc";
 
 void ADCSensor::setup() {
 #ifndef USE_ADC_SENSOR_VCC

esphome/components/adc/adc_sensor_rp2.cpp

@@ -17,7 +17,7 @@
 
 namespace esphome::adc {
 
-ESPHOME_LOG_TAG(TAG, "adc");
+static const char *const TAG = "adc";
 
 // The on-die temperature sensor sits on the last ADC channel: input 4 on RP2040
 // and RP2350A, but input 8 on RP2350B, which has eight external channels rather

esphome/components/adc/adc_sensor_zephyr.cpp

@@ -7,7 +7,7 @@
 
 namespace esphome::adc {
 
-ESPHOME_LOG_TAG(TAG, "adc");
+static const char *const TAG = "adc";
 
 void ADCSensor::setup() {
   if (!adc_is_ready_dt(this->channel_)) {

esphome/components/adc128s102/__init__.py

@@ -5,7 +5,6 @@ from esphome.const import CONF_ID
 from esphome.types import ConfigType
 
 DEPENDENCIES = ["spi"]
-DOMAIN = "adc128s102"
 MULTI_CONF = True
 CODEOWNERS = ["@DeerMaximum"]
 

esphome/components/adc128s102/adc128s102.cpp

@@ -3,7 +3,7 @@
 
 namespace esphome::adc128s102 {
 
-ESPHOME_LOG_TAG(TAG, "adc128s102");
+static const char *const TAG = "adc128s102";
 
 float ADC128S102::get_setup_priority() const { return setup_priority::HARDWARE; }
 

esphome/components/adc128s102/sensor/adc128s102_sensor.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::adc128s102 {
 
-ESPHOME_LOG_TAG(TAG, "adc128s102.sensor");
+static const char *const TAG = "adc128s102.sensor";
 
 ADC128S102Sensor::ADC128S102Sensor(uint8_t channel) : channel_(channel) {}
 

esphome/components/addressable_light/__init__.py

@@ -1 +0,0 @@
-DOMAIN = "addressable_light"

esphome/components/addressable_light/addressable_light_display.cpp

@@ -3,7 +3,7 @@
 
 namespace esphome::addressable_light {
 
-ESPHOME_LOG_TAG(TAG, "addressable_light.display");
+static const char *const TAG = "addressable_light.display";
 
 int AddressableLightDisplay::get_width_internal() { return this->width_; }
 int AddressableLightDisplay::get_height_internal() { return this->height_; }

esphome/components/ade7880/__init__.py

@@ -1 +0,0 @@
-DOMAIN = "ade7880"

esphome/components/ade7880/ade7880.cpp

@@ -15,7 +15,7 @@
 
 namespace esphome::ade7880 {
 
-ESPHOME_LOG_TAG(TAG, "ade7880");
+static const char *const TAG = "ade7880";
 
 void IRAM_ATTR ADE7880Store::gpio_intr(ADE7880Store *arg) { arg->reset_done = true; }
 

esphome/components/ade7953/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@angelnu"]
-DOMAIN = "ade7953"

esphome/components/ade7953_base/__init__.py

@@ -27,7 +27,6 @@ from esphome.cpp_generator import MockObj
 from esphome.types import ConfigType
 
 CODEOWNERS = ["@angelnu"]
-DOMAIN = "ade7953_base"
 
 CONF_CURRENT_A = "current_a"
 CONF_CURRENT_B = "current_b"

esphome/components/ade7953_base/ade7953_base.cpp

@@ -5,7 +5,7 @@
 
 namespace esphome::ade7953_base {
 
-ESPHOME_LOG_TAG(TAG, "ade7953");
+static const char *const TAG = "ade7953";
 
 constexpr uint16_t CONFIG_DEFAULT = 0x8004u;
 constexpr uint16_t CONFIG_LOCK_BIT = 0x8000u;

esphome/components/ade7953_i2c/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@angelnu"]
-DOMAIN = "ade7953_i2c"

esphome/components/ade7953_i2c/ade7953_i2c.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::ade7953_i2c {
 
-ESPHOME_LOG_TAG(TAG, "ade7953");
+static const char *const TAG = "ade7953";
 
 void AdE7953I2c::dump_config() {
   ESP_LOGCONFIG(TAG, "ADE7953_i2c:");

esphome/components/ade7953_spi/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@angelnu"]
-DOMAIN = "ade7953_spi"

esphome/components/ade7953_spi/ade7953_spi.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::ade7953_spi {
 
-ESPHOME_LOG_TAG(TAG, "ade7953");
+static const char *const TAG = "ade7953";
 
 // Datasheet requires at least 1.2µs after clearing CONFIG LOCK_BIT before raising CS
 constexpr uint8_t CONFIG_LOCK_SETTLE_US = 2;

esphome/components/ads1115/__init__.py

@@ -5,7 +5,6 @@ from esphome.const import CONF_ID
 from esphome.types import ConfigType
 
 DEPENDENCIES = ["i2c"]
-DOMAIN = "ads1115"
 MULTI_CONF = True
 
 ads1115_ns = cg.esphome_ns.namespace("ads1115")

esphome/components/ads1115/ads1115.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::ads1115 {
 
-ESPHOME_LOG_TAG(TAG, "ads1115");
+static const char *const TAG = "ads1115";
 static const uint8_t ADS1115_REGISTER_CONVERSION = 0x00;
 static const uint8_t ADS1115_REGISTER_CONFIG = 0x01;
 

esphome/components/ads1115/sensor/ads1115_sensor.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::ads1115 {
 
-ESPHOME_LOG_TAG(TAG, "ads1115.sensor");
+static const char *const TAG = "ads1115.sensor";
 
 float ADS1115Sensor::sample() {
   return this->parent_->request_measurement(this->multiplexer_, this->gain_, this->resolution_, this->samplerate_);

esphome/components/ads1118/__init__.py

@@ -6,7 +6,6 @@ from esphome.types import ConfigType
 
 CODEOWNERS = ["@solomondg1"]
 DEPENDENCIES = ["spi"]
-DOMAIN = "ads1118"
 MULTI_CONF = True
 
 CONF_ADS1118_ID = "ads1118_id"

esphome/components/ads1118/ads1118.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::ads1118 {
 
-ESPHOME_LOG_TAG(TAG, "ads1118");
+static const char *const TAG = "ads1118";
 static const uint8_t ADS1118_DATA_RATE_860_SPS = 0b111;
 
 void ADS1118::setup() {

esphome/components/ads1118/sensor/ads1118_sensor.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::ads1118 {
 
-ESPHOME_LOG_TAG(TAG, "ads1118.sensor");
+static const char *const TAG = "ads1118.sensor";
 
 void ADS1118Sensor::dump_config() {
   LOG_SENSOR("  ", "ADS1118 Sensor", this);

esphome/components/ags10/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@mak-42"]
-DOMAIN = "ags10"

esphome/components/ags10/ags10.cpp

@@ -4,7 +4,7 @@
 #include <cinttypes>
 
 namespace esphome::ags10 {
-ESPHOME_LOG_TAG(TAG, "ags10");
+static const char *const TAG = "ags10";
 
 // Data acquisition.
 static const uint8_t REG_TVOC = 0x00;

esphome/components/aht10/__init__.py

@@ -1 +0,0 @@
-DOMAIN = "aht10"

esphome/components/aht10/aht10.cpp

@@ -19,7 +19,7 @@
 
 namespace esphome::aht10 {
 
-ESPHOME_LOG_TAG(TAG, "aht10");
+static const char *const TAG = "aht10";
 static const uint8_t AHT10_INITIALIZE_CMD[] = {0xE1, 0x08, 0x00};
 static const uint8_t AHT20_INITIALIZE_CMD[] = {0xBE, 0x08, 0x00};
 static const uint8_t AHT10_MEASURE_CMD[] = {0xAC, 0x33, 0x00};

esphome/components/aic3204/__init__.py

@@ -1 +0,0 @@
-DOMAIN = "aic3204"

esphome/components/aic3204/aic3204.cpp

@@ -6,7 +6,7 @@
 
 namespace esphome::aic3204 {
 
-ESPHOME_LOG_TAG(TAG, "aic3204");
+static const char *const TAG = "aic3204";
 
 #define ERROR_CHECK(err, msg) \
   if (!(err)) { \

esphome/components/airthings_ble/__init__.py

@@ -6,7 +6,6 @@ from esphome.types import ConfigType
 
 AUTO_LOAD = ["ble_device_base"]
 CODEOWNERS = ["@jeromelaban"]
-DOMAIN = "airthings_ble"
 
 airthings_ble_ns = cg.esphome_ns.namespace("airthings_ble")
 AirthingsListener = airthings_ble_ns.class_(

esphome/components/airthings_ble/airthings_listener.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::airthings_ble {
 
-ESPHOME_LOG_TAG(TAG, "airthings_ble");
+static const char *const TAG = "airthings_ble";
 
 bool AirthingsListener::parse_device(const ble_device_base::ESPBTDevice &device) {
   for (auto &it : device.get_manufacturer_datas()) {

esphome/components/airthings_wave_base/__init__.py

@@ -24,7 +24,6 @@ from esphome.cpp_generator import MockObj
 from esphome.types import ConfigType
 
 CODEOWNERS = ["@ncareau", "@jeromelaban"]
-DOMAIN = "airthings_wave_base"
 
 DEPENDENCIES = ["ble_client"]
 

esphome/components/airthings_wave_base/airthings_wave_base.cpp

@@ -8,10 +8,7 @@
 
 namespace esphome::airthings_wave_base {
 
-ESPHOME_LOG_TAG(TAG, "airthings_wave_base");
-
-static constexpr uint32_t BATTERY_READ_TIMEOUT_ID = 0;
-static constexpr uint32_t RESPONSE_TIMEOUT_ID = 1;
+static const char *const TAG = "airthings_wave_base";
 
 void AirthingsWaveBase::gattc_event_handler(esp_gattc_cb_event_t event, esp_gatt_if_t gattc_if,
                                             esp_ble_gattc_cb_param_t *param) {
@@ -184,7 +181,7 @@ void AirthingsWaveBase::read_battery_(uint8_t *raw_value, uint16_t value_len) {
     // read the battery again at the configured update interval
     if (this->battery_update_interval_ != this->update_interval_) {
       this->read_battery_next_update_ = false;
-      this->set_timeout(BATTERY_READ_TIMEOUT_ID, this->battery_update_interval_,
+      this->set_timeout("battery", this->battery_update_interval_,
                         [this]() { this->read_battery_next_update_ = true; });
     }
   }
@@ -207,7 +204,7 @@ void AirthingsWaveBase::response_received_() {
 }
 
 void AirthingsWaveBase::set_response_timeout_() {
-  this->set_timeout(RESPONSE_TIMEOUT_ID, 30 * 1000, [this]() {
+  this->set_timeout("response_timeout", 30 * 1000, [this]() {
     this->responses_pending_ = 1;
     this->response_received_();
   });

esphome/components/airthings_wave_mini/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@ncareau"]
-DOMAIN = "airthings_wave_mini"

esphome/components/airthings_wave_mini/airthings_wave_mini.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::airthings_wave_mini {
 
-ESPHOME_LOG_TAG(TAG, "airthings_wave_mini");
+static const char *const TAG = "airthings_wave_mini";
 
 void AirthingsWaveMini::read_sensors(uint8_t *raw_value, uint16_t value_len) {
   auto *value = (WaveMiniReadings *) raw_value;

esphome/components/airthings_wave_plus/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@jeromelaban", "@precurse"]
-DOMAIN = "airthings_wave_plus"

esphome/components/airthings_wave_plus/airthings_wave_plus.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::airthings_wave_plus {
 
-ESPHOME_LOG_TAG(TAG, "airthings_wave_plus");
+static const char *const TAG = "airthings_wave_plus";
 
 void AirthingsWavePlus::read_sensors(uint8_t *raw_value, uint16_t value_len) {
   auto *value = (WavePlusReadings *) raw_value;

esphome/components/alarm_control_panel/__init__.py

@@ -21,7 +21,6 @@ from esphome.core.entity_helpers import (
 from esphome.cpp_generator import MockObjClass
 
 CODEOWNERS = ["@grahambrown11", "@hwstar"]
-DOMAIN = "alarm_control_panel"
 IS_PLATFORM_COMPONENT = True
 
 CONF_ON_TRIGGERED = "on_triggered"

esphome/components/alarm_control_panel/alarm_control_panel.cpp

@@ -10,7 +10,7 @@
 
 namespace esphome::alarm_control_panel {
 
-ESPHOME_LOG_TAG(TAG, "alarm_control_panel");
+static const char *const TAG = "alarm_control_panel";
 
 AlarmControlPanelCall AlarmControlPanel::make_call() { return AlarmControlPanelCall(this); }
 

esphome/components/alarm_control_panel/alarm_control_panel_call.cpp

@@ -6,7 +6,7 @@
 
 namespace esphome::alarm_control_panel {
 
-ESPHOME_LOG_TAG(TAG, "alarm_control_panel");
+static const char *const TAG = "alarm_control_panel";
 
 AlarmControlPanelCall::AlarmControlPanelCall(AlarmControlPanel *parent) : parent_(parent) {}
 

esphome/components/alpha3/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@jan-hofmeier"]
-DOMAIN = "alpha3"

esphome/components/alpha3/alpha3.cpp

@@ -7,7 +7,7 @@
 
 namespace esphome::alpha3 {
 
-ESPHOME_LOG_TAG(TAG, "alpha3");
+static const char *const TAG = "alpha3";
 
 void Alpha3::dump_config() {
   ESP_LOGCONFIG(TAG, "ALPHA3");

esphome/components/am2315c/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@swoboda1337"]
-DOMAIN = "am2315c"

esphome/components/am2315c/am2315c.cpp

@@ -26,7 +26,7 @@
 
 namespace esphome::am2315c {
 
-ESPHOME_LOG_TAG(TAG, "am2315c");
+static const char *const TAG = "am2315c";
 
 bool AM2315C::reset_register_(uint8_t reg) {
   //  code based on demo code sent by www.aosong.com

esphome/components/am2320/__init__.py

@@ -1 +0,0 @@
-DOMAIN = "am2320"

esphome/components/am2320/am2320.cpp

@@ -10,7 +10,7 @@
 
 namespace esphome::am2320 {
 
-ESPHOME_LOG_TAG(TAG, "am2320");
+static const char *const TAG = "am2320";
 
 void AM2320Component::update() {
   uint8_t data[8];

esphome/components/am43/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@buxtronix"]
-DOMAIN = "am43"

esphome/components/am43/cover/am43_cover.cpp

@@ -5,7 +5,7 @@
 
 namespace esphome::am43 {
 
-ESPHOME_LOG_TAG(TAG, "am43_cover");
+static const char *const TAG = "am43_cover";
 
 using namespace esphome::cover;
 

esphome/components/am43/sensor/am43_sensor.cpp

@@ -6,7 +6,7 @@
 
 namespace esphome::am43 {
 
-ESPHOME_LOG_TAG(TAG, "am43");
+static const char *const TAG = "am43";
 
 void Am43::dump_config() {
   ESP_LOGCONFIG(TAG, "AM43");

esphome/components/analog_threshold/__init__.py

@@ -1,2 +1 @@
 CODEOWNERS = ["@ianchi"]
-DOMAIN = "analog_threshold"

esphome/components/analog_threshold/analog_threshold_binary_sensor.cpp

@@ -3,7 +3,7 @@
 
 namespace esphome::analog_threshold {
 
-ESPHOME_LOG_TAG(TAG, "analog_threshold.binary_sensor");
+static const char *const TAG = "analog_threshold.binary_sensor";
 
 void AnalogThresholdBinarySensor::setup() {
   float sensor_value = this->sensor_->get_state();

esphome/components/anova/__init__.py

@@ -1 +0,0 @@
-DOMAIN = "anova"

esphome/components/anova/anova.cpp

@@ -5,7 +5,7 @@
 
 namespace esphome::anova {
 
-ESPHOME_LOG_TAG(TAG, "anova");
+static const char *const TAG = "anova";
 
 using namespace esphome::climate;
 

esphome/components/apds9306/__init__.py

@@ -2,4 +2,3 @@
 # https://www.mouser.ca/datasheet/2/678/AVGO_S_A0002854364_1-2574547.pdf
 
 CODEOWNERS = ["@aodrenah"]
-DOMAIN = "apds9306"

esphome/components/apds9306/apds9306.cpp

@@ -7,7 +7,7 @@
 
 namespace esphome::apds9306 {
 
-ESPHOME_LOG_TAG(TAG, "apds9306");
+static const char *const TAG = "apds9306";
 
 enum {  // APDS9306 registers
   APDS9306_MAIN_CTRL = 0x00,

esphome/components/apds9960/__init__.py

@@ -5,7 +5,6 @@ from esphome.const import CONF_ID
 from esphome.types import ConfigType
 
 DEPENDENCIES = ["i2c"]
-DOMAIN = "apds9960"
 MULTI_CONF = True
 
 CONF_APDS9960_ID = "apds9960_id"

esphome/components/apds9960/apds9960.cpp

@@ -4,7 +4,7 @@
 
 namespace esphome::apds9960 {
 
-ESPHOME_LOG_TAG(TAG, "apds9960");
+static const char *const TAG = "apds9960";
 
 #define APDS9960_ERROR_CHECK(func) \
   if (!(func)) { \

esphome/components/api/__init__.py

@@ -8,7 +8,6 @@ from esphome.automation import Condition
 import esphome.codegen as cg
 from esphome.components.const import CONF_DESCRIPTION, CONF_HOST
 from esphome.components.logger import request_log_listener
-from esphome.components.network import DOMAIN as NETWORK_DOMAIN
 
 # ENCRYPTION_SCHEMA and validate_encryption_key are re-exported for external
 # components and downstream consumers that import them from api
@@ -515,7 +514,7 @@ def _validate_outgoing_host_ipv6(config: ConfigType) -> ConfigType:
         or host.version != 6
     ):
         return config
-    network_conf = fv.full_config.get().get(NETWORK_DOMAIN) or {}
+    network_conf = fv.full_config.get().get("network") or {}
     if not network_conf.get(CONF_ENABLE_IPV6):
         raise cv.Invalid(
             "outgoing_connection host is an IPv6 address but IPv6 is not "

esphome/components/api/api.proto

@@ -444,7 +444,7 @@ message DeviceWizardRequest {
 //   {"version": 1,
 //    "pages": [{"title": "...", "description": "...",
 //      "entities": [{"key": 123, "device_id": 456, "description": "..."}],
-//      "inputs": [{"key": 789, "description": "...",
+//      "inputs": [{"key": 789, "description": "...", "multiple": true, "max_length": 1023,
 //        "entity_filters": [{"integration": "...", "domain": ["..."],
 //                            "device_class": ["..."], "supported_features": ["..."]}]}]}]}
 //
@@ -468,6 +468,14 @@ message DeviceWizardRequest {
 // an entity matches a filter when it satisfies every field that is set, and an entity
 // that matches any one of the filters is accepted.
 //
+// An input with "multiple": true lets the user pick several entities. The client sends
+// them in one WizardInputSetRequest as a comma separated list with no spaces
+// ("calendar.a,calendar.b"); the device also accepts spaces around each id and stores the
+// list without them. "max_length" (only on a multiple input, 255 when left out) is the
+// longest list in bytes the device accepts. The version stays 1: a client that does not
+// know "multiple" ignores it, shows a single picker and sends one entity id, which a
+// multiple input accepts.
+//
 // The device keeps the entity id of an input in RAM only and does not store it across
 // restarts. The client therefore stores the choice itself and, after every connection
 // and before it sends SubscribeHomeAssistantStatesRequest, sends a WizardInputSetRequest
@@ -483,8 +491,13 @@ message DeviceWizardResponse {
 
 // Sets the entity id of a wizard input (see WizardInputField.key). Clients send
 // this only when DeviceCapabilitiesResponse.wizard.configured is set. There is no
-// reply. The device ignores a request whose key matches no input or whose entity_id
-// is empty, longer than 255 bytes or has no '.'. Otherwise it keeps the id in RAM,
+// reply. The device ignores a request whose key matches no input. A single input is
+// ignored when the entity_id is empty, longer than 255 bytes or has no '.'. A multiple
+// input takes a comma separated list ("calendar.a,calendar.b"); the client sends no
+// spaces, the device trims spaces around each id and stores the list without them. The
+// whole request is ignored when any id is empty or has no '.', or when the list without
+// spaces does not fit the input's max_length (255 by default). Otherwise it keeps the id
+// or list in RAM,
 // not across restarts, and when the input belongs to a homeassistant platform entity
 // it subscribes to that entity's state. Clients send this for every input right
 // after connecting, before SubscribeHomeAssistantStatesRequest. A request that
@@ -496,7 +509,7 @@ message WizardInputSetRequest {
   option (ifdef) = "USE_API_WIZARD_INPUTS";
 
   fixed32 key = 1;
-  string entity_id = 2 [(max_data_length) = 255];
+  string entity_id = 2 [(max_data_length) = 4095];
 }
 
 message ListEntitiesRequest {
@@ -760,7 +773,7 @@ message ListEntitiesLightResponse {
   bool legacy_supports_color_temperature = 8 [deprecated=true];
   float min_mireds = 9;
   float max_mireds = 10;
-  repeated string effects = 11 [(container_pointer_no_template) = "light::LightEffectNames"];
+  repeated string effects = 11 [(container_pointer_no_template) = "FixedVector<const char *>"];
   bool disabled_by_default = 13;
   string icon = 14 [(field_ifdef) = "USE_ENTITY_ICON", (max_data_length) = 63];
   EntityCategory entity_category = 15;

esphome/components/api/api_connection.cpp

@@ -91,7 +91,7 @@ static_assert(sizeof(ESPHOME_VERSION) - 1 <= 32, "Update max_data_length for esp
 static_assert(ESPHOME_DEVICE_NAME_MAX_LEN <= 31, "Update max_data_length for name in api.proto");
 static_assert(ESPHOME_FRIENDLY_NAME_MAX_LEN <= 120, "Update max_data_length for friendly_name in api.proto");
 
-ESPHOME_LOG_TAG(TAG, "api.connection");
+static const char *const TAG = "api.connection";
 
 #if ESPHOME_LOG_LEVEL >= ESPHOME_LOG_LEVEL_WARN
 void log_dropped_message(const char *tag, int line, const LogString *what) {
@@ -644,7 +644,16 @@ uint16_t APIConnection::try_send_light_info(EntityBase *entity, APIConnection *c
     msg.min_mireds = traits.get_min_mireds();
     msg.max_mireds = traits.get_max_mireds();
   }
-  light::LightEffectNames effects_list(light->get_effects());
+  FixedVector<const char *> effects_list;
+  if (light->supports_effects()) {
+    auto &light_effects = light->get_effects();
+    effects_list.init(light_effects.size() + 1);
+    effects_list.push_back("None");
+    for (auto *effect : light_effects) {
+      // c_str() is safe as effect names are null-terminated strings from codegen
+      effects_list.push_back(effect->get_name().c_str());
+    }
+  }
   msg.effects = &effects_list;
   return fill_and_encode_entity_info(light, msg, conn, remaining_size);
 }

esphome/components/api/api_frame_helper.cpp

@@ -10,7 +10,7 @@
 
 namespace esphome::api {
 
-ESPHOME_LOG_TAG(TAG, "api.frame_helper");
+static const char *const TAG = "api.frame_helper";
 
 // Maximum bytes to log in hex format (168 * 3 = 504, under TX buffer size of 512)
 static constexpr size_t API_MAX_LOG_BYTES = 168;

esphome/components/api/api_frame_helper_noise.cpp

@@ -22,7 +22,7 @@ using noise::noise_err_to_logstr;
 static_assert(MAX_HANDSHAKE_SIZE == noise::MAX_HANDSHAKE_SIZE,
               "api and noise component handshake size limits must match");
 
-ESPHOME_LOG_TAG(TAG, "api.noise");
+static const char *const TAG = "api.noise";
 static constexpr char PROLOGUE_INIT[] PROGMEM = "NoiseAPIInit";
 static constexpr size_t PROLOGUE_INIT_LEN = 12;  // strlen("NoiseAPIInit")
 

esphome/components/api/api_frame_helper_plaintext.cpp

@@ -16,7 +16,7 @@
 
 namespace esphome::api {
 
-ESPHOME_LOG_TAG(TAG, "api.plaintext");
+static const char *const TAG = "api.plaintext";
 
 // Maximum bytes to log in hex format (168 * 3 = 504, under TX buffer size of 512)
 static constexpr size_t API_MAX_LOG_BYTES = 168;

esphome/components/api/api_outgoing_connection.cpp

@@ -15,7 +15,7 @@
 
 namespace esphome::api {
 
-ESPHOME_LOG_TAG(TAG, "api.outgoing");
+static const char *const TAG = "api.outgoing";
 
 #ifndef API_OUTGOING_CONNECTION_HOST
 static constexpr uint32_t OUTGOING_TARGET_PREF_HASH = 629847102UL;

esphome/components/api/api_pb2.cpp

@@ -688,8 +688,8 @@ uint8_t *ListEntitiesLightResponse::encode_msg(const void *self, uint8_t *__rest
   if (uint32_t raw = float_to_raw(msg.max_mireds); raw != 0) [[likely]] {
     pos = ProtoEncode::write_tag_and_fixed32(pos PROTO_ENCODE_DEBUG_ARG, 85, raw);
   }
-  for (const auto &it : *msg.effects) {
-    pos = ProtoEncode::encode_string_force(pos PROTO_ENCODE_DEBUG_ARG, 11, it);
+  for (const char *it : *msg.effects) {
+    pos = ProtoEncode::encode_string_force(pos PROTO_ENCODE_DEBUG_ARG, 11, it, strlen(it));
   }
   pos = ProtoEncode::encode_bool(pos PROTO_ENCODE_DEBUG_ARG, 13, msg.disabled_by_default);
 #ifdef USE_ENTITY_ICON
@@ -713,8 +713,8 @@ uint32_t ListEntitiesLightResponse::calc_size_msg(const void *self) {
   size += ProtoSize::calc_float(1, msg.min_mireds);
   size += ProtoSize::calc_float(1, msg.max_mireds);
   if (!msg.effects->empty()) {
-    for (const auto &it : *msg.effects) {
-      size += ProtoSize::calc_length_force(1, it.size());
+    for (const char *it : *msg.effects) {
+      size += ProtoSize::calc_length_force(1, strlen(it));
     }
   }
   size += ProtoSize::calc_bool(1, msg.disabled_by_default);

esphome/components/api/api_pb2.h

@@ -1059,7 +1059,7 @@ class ListEntitiesLightResponse final : public InfoResponseProtoMessage {
   const light::ColorModeMask *supported_color_modes{};
   float min_mireds{0.0f};
   float max_mireds{0.0f};
-  const light::LightEffectNames *effects{};
+  const FixedVector<const char *> *effects{};
   static uint8_t *encode_msg(const void *self, uint8_t *pos PROTO_ENCODE_DEBUG_PARAM);
   uint8_t *encode(ProtoWriteBuffer &buffer PROTO_ENCODE_DEBUG_PARAM) const {
     return encode_msg(this, buffer.get_pos() PROTO_ENCODE_DEBUG_ARG);

esphome/components/api/api_pb2_includes.h

@@ -15,7 +15,6 @@
 #endif
 
 #ifdef USE_LIGHT
-#include "esphome/components/light/light_effect_names.h"
 #include "esphome/components/light/light_traits.h"
 #endif
 

esphome/components/api/api_pb2_service.cpp

@@ -6,7 +6,7 @@
 
 namespace esphome::api {
 
-ESPHOME_LOG_TAG(TAG, "api.service");
+static const char *const TAG = "api.service";
 
 #ifdef HAS_PROTO_MESSAGE_DUMP
 void APIServerConnectionBase::log_send_message_(const LogString *name, const char *dump) {