chore(git): add husky pre-push format hook

- add husky devDependency and prepare script

- configure pre-push hook to run pnpm format

- harden sync-grammars and extend search hints test timeout to avoid flakiness

Author: PatrickSys

.husky/pre-commit

@@ -0,0 +1 @@
+pnpm test

.husky/pre-push

@@ -0,0 +1,6 @@
+#!/usr/bin/env sh
+. "$(dirname -- "$0")/_/husky.sh"
+
+echo "Running pnpm format before push..."
+pnpm format
+

package.json

@@ -120,7 +120,8 @@
     "format:check": "prettier --check \"src/**/*.ts\"",
     "type-check": "tsc --noEmit",
     "mcp:inspect": "npx -y @modelcontextprotocol/inspector node dist/index.js .",
-    "eval": "pnpm run build && node scripts/run-eval.mjs"
+    "eval": "pnpm run build && node scripts/run-eval.mjs",
+    "prepare": "husky"
   },
   "dependencies": {
     "@huggingface/transformers": "^3.8.1",
@@ -148,6 +149,7 @@
     "eslint-config-prettier": "^10.1.8",
     "eslint-plugin-import": "^2.32.0",
     "globals": "^17.0.0",
+    "husky": "^9.1.7",
     "prettier": "^3.7.4",
     "tree-sitter-wasms": "^0.1.13",
     "tsx": "^4.21.0",

pnpm-lock.yaml

@@ -45,7 +45,22 @@ for (const wasm of CURATED_WASMS) {
   // Atomic copy: write to temp name then rename to avoid partial files
   const tmp = dest + '.tmp-' + randomBytes(4).toString('hex');
   fs.copyFileSync(src, tmp);
-  fs.renameSync(tmp, dest);
+
+  try {
+    fs.renameSync(tmp, dest);
+  } catch (error) {
+    try {
+      fs.rmSync(tmp, { force: true });
+    } catch {
+      // Best-effort cleanup; ignore if removal fails
+    }
+
+    if (error && typeof error === 'object' && 'code' in error && (error.code === 'EPERM' || error.code === 'EBUSY')) {
+      console.warn(`sync-grammars: skipped updating ${wasm} due to file lock (${error.code})`);
+    } else {
+      throw error;
+    }
+  }
   copied++;
 }
 

scripts/sync-grammars.mjs

@@ -96,7 +96,7 @@ describe('Search Hints', () => {
         expect(typeof caller).toBe('string');
       });
     }
-  });
+  }, 60000);
 
   it('hints are capped at 3 items per category', async () => {
     if (!tempRoot) throw new Error('tempRoot not initialized');