ci: enable coverage generation

.github/workflows/ci.yaml

@@ -19,6 +19,21 @@ jobs:
       - uses: 'actions/setup-go@v5'
       - run: 'go build ./...'
 
+  test:
+    name: "Test"
+    needs: 'build'
+    runs-on: 'ubuntu-latest'
+    steps:
+      - uses: 'actions/checkout@v4'
+      - uses: 'actions/setup-go@v5'
+      - name: "Run tests"
+        run: "go test -cover -coverprofile=coverage.out -covermode atomic ./..."
+      - name: "Archive code coverage results"
+        uses: "actions/upload-artifact@v4"
+        with:
+          name: "code-coverage"
+          path: "coverage.out"
+
   stringer:
     needs: 'build'
     runs-on: 'ubuntu-latest'
@@ -30,20 +45,13 @@ jobs:
       - run: 'git diff --compact-summary --exit-code'
 
   lint:
+    name: "Lint"
     runs-on: 'ubuntu-latest'
     steps:
       - uses: 'actions/checkout@v4'
       - uses: 'actions/setup-go@v5'
       - uses: 'golangci/golangci-lint-action@v6'
 
-  test:
-    needs: 'build'
-    runs-on: 'ubuntu-latest'
-    steps:
-      - uses: 'actions/checkout@v4'
-      - uses: 'actions/setup-go@v5'
-      - run: 'go test ./...'
-
   yamllint:
     runs-on: 'ubuntu-latest'
     steps: