ci: optimize lint workflow by separating format check

- Add format:check script for read-only format validation
- Remove redundant lint step in CI workflow
- Keep format check separate from lint to avoid file modifications in CI

Author: 53able

.github/workflows/lint.yml

@@ -31,7 +31,7 @@ jobs:
         run: pnpm run lint
 
       - name: Run format check
-        run: pnpm run check
+        run: pnpm run format:check
 
       - name: Run type check
         run: pnpm run build

package.json

@@ -13,6 +13,7 @@
     "start": "node dist/index.js",
     "lint": "biome check .",
     "format": "biome format --write .",
+    "format:check": "biome format .",
     "check": "biome check --write .",
     "prepublishOnly": "pnpm run build && pnpm run check",
     "publish:npm": "pnpm publish --access public"