chore: migrate linting to rslint

.github/workflows/release.yml

@@ -5,7 +5,7 @@ on:
   # Run `npm run bump` to bump the version and create a git tag.
   push:
     tags:
-      - "v*"
+      - 'v*'
 
   workflow_dispatch:
 
@@ -46,4 +46,4 @@ jobs:
       - name: Create GitHub Release
         uses: ncipollo/release-action@339a81892b84b4eeb0f6e744e4574d79d0d9b8dd # v1
         with:
-          generateReleaseNotes: "true"
+          generateReleaseNotes: 'true'

.github/workflows/test.yml

@@ -30,11 +30,10 @@ jobs:
         uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with:
           node-version: 24.15.0
-          cache: "pnpm"
+          cache: 'pnpm'
 
       - name: Install Dependencies
         run: pnpm install
 
       - name: Run Test
         run: pnpm run build && pnpm run build-storybook
-

.prettierignore

@@ -0,0 +1 @@
+pnpm-lock.yaml

AGENTS.md

@@ -22,13 +22,14 @@ pnpm build            # Build with Rslib
 pnpm build:watch      # Watch mode
 
 # Lint (prefer file-scoped)
-pnpm lint             # Check all with Biome
-pnpm lint:fix         # Auto-fix
+pnpm lint             # Check all with Rslint + Prettier
+pnpm lint:write       # Auto-fix
+pnpm lint:fix         # Alias for lint:write
 
 # Single file commands
 npx tsc --noEmit 'path/to/file.tsx'
 npx prettier --write 'path/to/file.tsx'
-npx biome check --write 'path/to/file.tsx'
+npx rslint --fix 'path/to/file.tsx'
 ```
 
 No test framework - visual testing via Storybook.
@@ -60,10 +61,11 @@ stories/               # Storybook stories
 
 - Single quotes, trailing commas (`all`), no parens for single arrow params
 
-### Linting (Biome - `biome.json`)
+### Linting (Rslint - `rslint.config.ts`)
 
-- `noExplicitAny`: off, `noArrayIndexKey`: off
-- File naming: `camelCase`, `PascalCase`, or export name
+- Rslint uses TypeScript and React recommended rules
+- `@typescript-eslint/no-explicit-any`: off
+- Prettier handles formatting
 
 ### TypeScript
 
@@ -152,10 +154,9 @@ export default { title: 'Hero' };
 
 ## Git Hooks
 
-Pre-commit via `simple-git-hooks` + `nano-staged`:
+Pre-commit via `simple-git-hooks`:
 
-- Biome lint on JS/TS
-- Prettier format on all files
+- `pnpm run lint:write`
 
 ## Adding Components
 

package.json

@@ -81,26 +81,20 @@
     "prepare": "rslib && simple-git-hooks",
     "build": "rslib",
     "build:watch": "rslib -w",
-    "lint": "biome check",
-    "lint:fix": "biome check --write --unsafe",
+    "lint": "rslint && prettier -c .",
+    "lint:write": "rslint --fix && prettier -w .",
+    "lint:fix": "pnpm lint:write",
     "bump": "npx bumpp",
     "chromatic": "chromatic"
   },
-  "nano-staged": {
-    "*.{md,mdx,json,css,less,scss}": "prettier --write",
-    "*.{js,jsx,ts,tsx,mjs,cjs}": [
-      "biome check --write --formatter-enabled=false --linter-enabled=true --no-errors-on-unmatched",
-      "prettier --write"
-    ]
-  },
   "simple-git-hooks": {
-    "pre-commit": "npx nano-staged"
+    "pre-commit": "pnpm run lint:write"
   },
   "devDependencies": {
-    "@biomejs/biome": "1.9.4",
     "@rsbuild/plugin-react": "1.4.6",
     "@rsbuild/plugin-sass": "1.5.1",
     "@rslib/core": "^0.21.2",
+    "@rslint/core": "^0.5.0",
     "@rstack-dev/doc-ui": "workspace:*",
     "@storybook/addon-themes": "^10.3.5",
     "@storybook/react": "^10.3.5",
@@ -113,7 +107,6 @@
     "execa": "9.6.1",
     "fs-extra": "11.3.4",
     "lottie-web": "5.13.0",
-    "nano-staged": "^0.9.0",
     "prettier": "~3.8.3",
     "react": "^19.2.5",
     "react-dom": "^19.2.5",