feat(config): add knip for unused deps and exports detection

.github/workflows/ci.yml

@@ -11,6 +11,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
 
       - uses: pnpm/action-setup@v4
 
@@ -25,11 +27,20 @@ jobs:
       - name: Check types
         run: pnpm check:types
 
+      - name: Check deps
+        run: pnpm check:deps
+
+      - name: Resolve changed files
+        run: |
+          set -eo pipefail  # fail fast: exit on error (-e) and propagate pipe failures (-o pipefail)
+          echo "CHANGED=$(git diff --name-only origin/${{ github.base_ref }}...HEAD | tr '\n' ' ')" >> $GITHUB_ENV
+
       - name: Lint and Format
-        run: pnpm format:lint
+        run: pnpm format:lint $CHANGED
 
       - name: Test
-        run: pnpm test
+        # run: pnpm test:related $CHANGED // rstest don't understand the deps graph
+        run: pnpm test:coverage
 
       - name: Build
         run: pnpm build

.github/workflows/publish.yml

@@ -30,6 +30,9 @@ jobs:
       - name: Check types
         run: pnpm check:types
 
+      - name: Check deps
+        run: pnpm check:deps
+
       - name: Lint and Format
         run: pnpm format:lint
 

knip.json

@@ -0,0 +1,8 @@
+{
+  "$schema": "https://unpkg.com/knip@5/schema.json",
+  "entry": ["src/**/index.ts"],
+  "project": ["src/**/*.ts"],
+  "ignoreBinaries": ["only-allow"],
+  "ignoreDependencies": ["@rstest/coverage-istanbul"],
+  "ignoreExportsUsedInFile": true
+}

package.json

@@ -54,10 +54,11 @@
   ],
   "scripts": {
     "build": "rslib build",
+    "check:deps": "knip",
     "check:types": "tsc --noEmit",
     "dev": "rslib build --watch",
     "format": "biome format --write",
-    "format:lint": "biome check --diagnostic-level=error",
+    "format:lint": "biome check --diagnostic-level=error --no-errors-on-unmatched",
     "preinstall": "npx only-allow pnpm",
     "lint": "biome lint --write",
     "prepare": "simple-git-hooks",
@@ -73,10 +74,10 @@
   "lint-staged": {
     "package.json": [
       "sort-package-json",
-      "biome check --diagnostic-level=error --write --no-errors-on-unmatched"
+      "pnpm format:lint --write"
     ],
     "*.{js,ts,mts,tsx,css,md,json}": [
-      "biome check --diagnostic-level=error --write --no-errors-on-unmatched"
+      "pnpm format:lint --write"
     ]
   },
   "devDependencies": {
@@ -89,6 +90,7 @@
     "@rstest/coverage-istanbul": "^0.2.1",
     "@types/node": "^24.10.13",
     "happy-dom": "^20.7.0",
+    "knip": "^5.85.0",
     "lint-staged": "^16.3.0",
     "simple-git-hooks": "^2.13.1",
     "sort-package-json": "^3.6.1",