ci: 🎨 run prettier check for all PRs

.github/workflows/pr_checks.yaml

@@ -30,6 +30,24 @@ jobs:
         if: steps.root-cache.outputs.cache-hit != 'true'
         run: npm ci
 
+  prettier-check:
+    needs: install-root
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-node@v4
+        with:
+          node-version-file: ".nvmrc"
+
+      - uses: actions/cache@v4
+        with:
+          path: node_modules
+          key: ${{ runner.os }}-root-node-modules-${{ hashFiles('package-lock.json') }}
+
+      - name: Check code formatting with Prettier
+        run: npx prettier --check "**/*.{js,jsx,ts,tsx,json,css,md}" --ignore-path .gitignore
+
   install-config-yaml:
     needs: install-root
     runs-on: ubuntu-latest
@@ -859,6 +877,7 @@ jobs:
     runs-on: ubuntu-latest
     needs:
       - install-root
+      - prettier-check
       - install-core
       - core-checks
       - install-gui
@@ -881,4 +900,4 @@ jobs:
       - name: Decide whether the needed jobs succeeded or failed
         uses: re-actors/alls-green@release/v1
         with:
-          jobs: ${{ toJSON(needs) }}
+          jobs: ${{ toJSON(needs) }}

package.json

@@ -4,7 +4,9 @@
     "tsc:watch:gui": "tsc --project gui/tsconfig.json --watch --noEmit --pretty",
     "tsc:watch:vscode": "tsc --project extensions/vscode/tsconfig.json --watch --noEmit --pretty",
     "tsc:watch:core": "tsc --project core/tsconfig.json --watch --noEmit --pretty",
-    "tsc:watch:binary": "tsc --project binary/tsconfig.json --watch --noEmit --pretty"
+    "tsc:watch:binary": "tsc --project binary/tsconfig.json --watch --noEmit --pretty",
+    "format": "prettier --write \"**/*.{js,jsx,ts,tsx,json,css,md}\" --ignore-path .gitignore",
+    "format:check": "prettier --check \"**/*.{js,jsx,ts,tsx,json,css,md}\" --ignore-path .gitignore"
   },
   "devDependencies": {
     "@typescript-eslint/parser": "^7.8.0",