Add cat-feeder-cam and cam template

cat-feeder-cam.yaml

@@ -0,0 +1,45 @@
+# To bootstrap and then use OTA to flash firmware.
+
+esp32:
+  board: esp32doit-devkit-v1
+
+esphome:
+  name: cat-feeder-cam
+  friendly_name: "Cat feeder cam"
+  area: Kitchen
+
+packages:
+  device_base: !include templates/esp32-cam.yaml
+
+psram:
+
+i2c:
+- id: camera_i2c
+  sda: GPIO26
+  scl: GPIO27
+
+esp32_camera: # Ai-Thinker
+  external_clock:
+    pin: GPIO0
+    frequency: 20MHz
+  i2c_id: camera_i2c
+  data_pins: [GPIO5, GPIO18, GPIO19, GPIO21, GPIO36, GPIO39, GPIO34, GPIO35]
+  vsync_pin: GPIO25
+  href_pin: GPIO23
+  pixel_clock_pin: GPIO22
+  power_down_pin: GPIO32
+
+  name: Camera
+  resolution: 800x600  # Max 1600x1200.
+  idle_framerate: 0.1fps
+
+output:
+- platform: ledc
+  pin: GPIO4
+  channel: 2  # PWM channel 1 is used for esp32_camera.
+  id: led
+
+light:
+- platform: monochromatic
+  output: led
+  name: Flash

empty/empty32-cam.yaml

@@ -11,6 +11,8 @@ packages:
   wifi: !include ../templates/wifi.yaml
   ota: !include ../templates/ota.yaml
 
+psram:
+
 esp32_camera:
   external_clock:
     pin: GPIO0

reflash.sh

@@ -45,6 +45,7 @@ for config in \
 		attic-central.yaml \
 		office-rack.yaml \
 		radiation.yaml \
+		cat-feeder-cam.yaml \
 		tools-power.yaml; do
 	flash+=("${command?} ${config?}")
 done

templates/esp32-cam.yaml

@@ -0,0 +1,20 @@
+esp32:
+  board: esp32doit-devkit-v1
+  framework:
+    type: esp-idf
+
+packages:
+  # Can not use esp32.yaml, GPIO2 (status LED) is used by SD Card.
+  wifi: !include wifi.yaml
+  ota: !include ota.yaml
+  mqtt: !include mqtt.yaml
+  uptime: !include uptime.yaml
+  restart: !include restart.yaml
+  syslog: !include syslog.yaml
+  api: !include api.yaml
+
+mqtt:
+  # API should be sufficient
+  enable_on_boot: false
+
+logger: