Enable cache in CI and locally for ESLint and Prettier (#17384)

.github/workflows/ci.yaml

@@ -36,6 +36,14 @@ jobs:
         run: yarn dedupe --check
       - name: Build resources
         run: ./node_modules/.bin/gulp gen-icons-json build-translations build-locale-data gather-gallery-pages
+      - name: Setup lint cache
+        uses: actions/cache@v3.3.1
+        with:
+          path: |
+            node_modules/.cache/prettier
+            node_modules/.cache/eslint
+          key: lint-${{ github.sha }}
+          restore-keys: lint-
       - name: Run eslint
         run: yarn run lint:eslint --quiet
       - name: Run tsc

lint-staged.config.js

@@ -1,6 +1,9 @@
 export default {
-  "*.?(c|m){js,ts}": ["eslint --fix", "prettier --write"],
-  "*.{json,css,md,markdown,html,y?aml}": "prettier --write",
+  "*.?(c|m){js,ts}": [
+    "eslint --cache --cache-strategy=content --cache-location=node_modules/.cache/eslint/.eslintcache --fix",
+    "prettier --cache --write",
+  ],
+  "*.{json,css,md,markdown,html,y?aml}": "prettier --cache --write",
   "translations/*/*.json": (files) =>
     'printf "%s\n" "Translation files should not be added or modified here. Instead, make the necessary modifications in src/translations/en.json. Other languages are managed externally. Please see https://developers.home-assistant.io/docs/translations/ for details." ' +
     files.join(" ") +

package.json

@@ -8,10 +8,10 @@
   "version": "1.0.0",
   "scripts": {
     "build": "script/build_frontend",
-    "lint:eslint": "eslint \"**/src/**/*.{js,ts,html}\" --ignore-path .gitignore",
-    "format:eslint": "eslint \"**/src/**/*.{js,ts,html}\" --fix --ignore-path .gitignore",
-    "lint:prettier": "prettier . --check",
-    "format:prettier": "prettier . --write",
+    "lint:eslint": "eslint \"**/src/**/*.{js,ts,html}\" --cache --cache-strategy=content --cache-location=node_modules/.cache/eslint/.eslintcache --ignore-path=.gitignore",
+    "format:eslint": "eslint \"**/src/**/*.{js,ts,html}\" --cache --cache-strategy=content --cache-location=node_modules/.cache/eslint/.eslintcache --ignore-path=.gitignore --fix",
+    "lint:prettier": "prettier . --cache --check",
+    "format:prettier": "prettier . --cache --write",
     "lint:types": "tsc",
     "lint:lit": "lit-analyzer \"**/src/**/*.ts\" --format markdown --outFile result.md",
     "lint": "yarn run lint:eslint && yarn run lint:prettier && yarn run lint:types",