ci(subscribeassistantenhanced): align frontend quality gates

.github/workflows/frontend-test.yml

@@ -17,6 +17,52 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
+  format:
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+    defaults:
+      run:
+        working-directory: plugins.v2/subscribeassistantenhanced/frontend
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v7
+
+      - name: Setup Node
+        uses: actions/setup-node@v7
+        with:
+          node-version: '24'
+          cache: yarn
+          cache-dependency-path: plugins.v2/subscribeassistantenhanced/frontend/yarn.lock
+
+      - name: Install dependencies
+        run: yarn --frozen-lockfile
+
+      - name: Check formatting
+        run: yarn format:check
+
+  lint:
+    runs-on: ubuntu-latest
+    timeout-minutes: 20
+    defaults:
+      run:
+        working-directory: plugins.v2/subscribeassistantenhanced/frontend
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v7
+
+      - name: Setup Node
+        uses: actions/setup-node@v7
+        with:
+          node-version: '24'
+          cache: yarn
+          cache-dependency-path: plugins.v2/subscribeassistantenhanced/frontend/yarn.lock
+
+      - name: Install dependencies
+        run: yarn --frozen-lockfile
+
+      - name: Lint
+        run: yarn lint
+
   unit-tests:
     runs-on: ubuntu-latest
     timeout-minutes: 20

plugins.v2/subscribeassistantenhanced/frontend/.prettierignore

@@ -0,0 +1,3 @@
+dist
+node_modules
+coverage

plugins.v2/subscribeassistantenhanced/frontend/.prettierrc.json

@@ -0,0 +1,29 @@
+{
+  "arrowParens": "avoid",
+  "bracketSameLine": false,
+  "bracketSpacing": true,
+  "endOfLine": "lf",
+  "htmlWhitespaceSensitivity": "css",
+  "insertPragma": false,
+  "jsxSingleQuote": true,
+  "printWidth": 120,
+  "proseWrap": "preserve",
+  "quoteProps": "preserve",
+  "requirePragma": false,
+  "semi": false,
+  "singleAttributePerLine": false,
+  "singleQuote": true,
+  "tabWidth": 2,
+  "trailingComma": "all",
+  "useTabs": false,
+  "vueIndentScriptAndStyle": false,
+  "overrides": [
+    {
+      "files": ["src/config/defaults.ts", "src/config/fields.ts"],
+      "options": {
+        "singleQuote": false,
+        "trailingComma": "none"
+      }
+    }
+  ]
+}