ci: add knip

Author: pure-engineering

.github/workflows/lint.yml

@@ -3,11 +3,11 @@ name: Code Linting
 on: push
 
 jobs:
-  lint:
+  eslint:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [20]
+        node-version: [22]
     steps:
       - uses: actions/checkout@v4
       - uses: pnpm/action-setup@v4
@@ -20,3 +20,20 @@ jobs:
         run: pnpm install --frozen-lockfile
       - name: Run ESLint
         run: pnpm run lint
+  knip:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: [22]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: pnpm/action-setup@v4
+      - name: Use Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+          cache: 'pnpm'
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+      - name: Run knip
+        run: pnpm run knip

package.json

@@ -12,7 +12,8 @@
     "build-storybook": "storybook build",
     "test-storybook": "test-storybook",
     "chromatic": "chromatic --exit-zero-on-changes",
-    "format:check": "prettier --check ."
+    "format:check": "prettier --check .",
+    "knip": "knip"
   },
   "dependencies": {
     "@tanstack/react-router": "1.22.3",
@@ -48,6 +49,7 @@
     "eslint-plugin-react-hooks": "^4.6.0",
     "eslint-plugin-react-refresh": "^0.4.5",
     "eslint-plugin-storybook": "^0.8.0",
+    "knip": "^5.59.1",
     "prettier": "3.2.5",
     "prettier-plugin-css-order": "2.0.1",
     "storybook": "^8.0.4",
@@ -56,5 +58,5 @@
   },
   "readme": "ERROR: No README data found!",
   "_id": "auth-components@0.0.0",
-  "packageManager": "pnpm@9.6.0"
+  "packageManager": "pnpm@10.11.0"
 }