chore: introduce Vite+

.github/pull_request_template.md

@@ -2,5 +2,5 @@
 
 - [ ] Add tests
 - [ ] Run tests
-- [ ] `pnpm run format:fix && pnpm run lint:fix` to format the code
+- [ ] `pnpm run check:fix` to format and lint the code
 - [ ] Add [TSDoc](https://tsdoc.org/)/[JSDoc](https://jsdoc.app/about-getting-started) to document the code

.github/workflows/ci.yml

@@ -36,8 +36,5 @@ jobs:
       - name: Build
         run: pnpm run build
 
-      - name: Lint
-        run: pnpm run lint
-
-      - name: Format check
-        run: pnpm run format
+      - name: Format and lint
+        run: pnpm run check

AGENTS.md

@@ -11,10 +11,13 @@ made for coding agents, not humans.
 ## Commands
 
 - `pnpm install` — install dependencies
-- `pnpm run build` — build (tsdown)
+- `pnpm run build` — build (`vp pack`)
 - `pnpm run watch` — build with auto-rebuild
-- `pnpm run test` — run tests (Vitest)
-- `pnpm run format:fix && pnpm run lint:fix` — fix format and lint
+- `pnpm run test` — run tests (`vp test`)
+- `pnpm run check:fix` — fix format and lint (`vp check`)
+
+The toolchain is [Vite+](https://viteplus.dev), like honojs/hono. Its config
+(format, lint, test, pack) is in `vite.config.ts`.
 
 Runtime: Node.js 22+. Package manager: pnpm.
 
@@ -41,7 +44,7 @@ Runtime: Node.js 22+. Package manager: pnpm.
 3. Run the quality gates. All must pass:
 
    ```bash
-   pnpm run format:fix && pnpm run lint:fix
+   pnpm run check:fix
    pnpm run test
    pnpm run build
    ```

package.json

@@ -6,15 +6,17 @@
     "hono": "dist/cli.js"
   },
   "scripts": {
-    "build": "tsdown",
-    "watch": "tsdown --watch",
-    "test": "vitest",
-    "test:run": "vitest --run",
-    "test:watch": "vitest watch",
-    "lint": "eslint --ext js,ts src",
-    "lint:fix": "eslint --ext js,ts src --fix",
-    "format": "prettier src --check",
-    "format:fix": "prettier src --write",
+    "build": "vp pack",
+    "watch": "vp pack --watch",
+    "test": "vp test",
+    "test:run": "vp test --run",
+    "test:watch": "vp test --watch",
+    "check": "vp check",
+    "check:fix": "vp check --fix",
+    "lint": "vp lint src",
+    "lint:fix": "vp lint --fix src",
+    "format": "vp fmt --check src",
+    "format:fix": "vp fmt src",
     "postbuild": "publint",
     "prerelease": "pnpm run build",
     "release": "np --no-publish"
@@ -43,18 +45,15 @@
   "devDependencies": {
     "@babel/parser": "^7.28.5",
     "@babel/types": "^7.28.5",
-    "@hono/eslint-config": "^1.1.1",
     "@types/node": "^24.7.0",
-    "eslint": "^9.37.0",
     "magic-string": "^0.30.21",
     "np": "^10.2.0",
     "pkg-pr-new": "^0.0.62",
-    "prettier": "^3.6.2",
     "publint": "^0.3.14",
-    "tsdown": "^0.20.3",
     "typescript": "^5.9.3",
-    "vite": "^7.3.6",
-    "vitest": "^3.2.4"
+    "vite": "npm:@voidzero-dev/vite-plus-core@1.0.0",
+    "vite-plus": "1.0.0",
+    "vitest": "5.0.1"
   },
   "packageManager": "pnpm@11.20.0",
   "engines": {