chore: simplify env config

AGENTS.md

@@ -23,8 +23,8 @@ npm run lint                 # ESLint with TypeScript strict rules
 
 ### Dual Build System
 
-- **Website build**: `vite.config.ts` → React SPA with hash routing → `dist/`
+- **Website build**: `vite.config.js` → React SPA with hash routing → `dist/`
-- **Library build**: `vite.lib.config.ts` → UMD/ES modules → `dist/lib/`
+- **Library build**: `vite.lib.config.js` → UMD/ES modules → `dist/lib/`
 - **Entry points**: `src/entry.ts` (library), `pages/main.tsx` (website)
 
 ### Module Boundaries (Critical)
@@ -142,7 +142,7 @@ Query params configure `PageAgentConfig` automatically in `src/entry.ts`.
 - `src/dom/dom_tree/index.js` - DOM extraction engine
 - `src/utils/bus.ts` - Type-safe event bus system
 - `src/entry.ts` - Library entry point for CDN usage
-- `vite.config.ts` / `vite.lib.config.ts` - Dual build configuration
+- `vite.config.js` / `vite.lib.config.js` - Dual build configuration
 
 ## Debugging Common Issues
 

eslint.config.js

@@ -31,7 +31,7 @@ export default tseslint.config([
 		],
 		languageOptions: {
 			parserOptions: {
-				project: ['./tsconfig.node.json', './tsconfig.app.json'],
+				project: ['./tsconfig.json'],
 				tsconfigRootDir: import.meta.dirname,
 			},
 			ecmaVersion: 2020,

package-lock.json

@@ -2538,6 +2538,7 @@
 			"integrity": "sha512-FYxk1I7wPv3K2XBaoyH2cTnocQEu8AOZ60hPbsyukMPLv5/5qr7V1i8PLHdl6Zf87I+xZXFvPCXYjiTFq+YSDQ==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"dependencies": {
 				"undici-types": "~7.12.0"
 			}
@@ -2548,6 +2549,7 @@
 			"integrity": "sha512-WBM/nDbEZmDUORKnh5i1bTnAz6vTohUf9b8esSMu+b24+srbaxa04UbJgWx78CVfNXA20sNu0odEIluZDFdCog==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"dependencies": {
 				"csstype": "^3.0.2"
 			}
@@ -2608,6 +2610,7 @@
 			"integrity": "sha512-TGf22kon8KW+DeKaUmOibKWktRY8b2NSAZNdtWh798COm1NWx8+xJ6iFBtk3IvLdv6+LGLJLRlyhrhEDZWargQ==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"dependencies": {
 				"@typescript-eslint/scope-manager": "8.45.0",
 				"@typescript-eslint/types": "8.45.0",
@@ -2872,6 +2875,7 @@
 			"integrity": "sha512-NZyJarBfL7nWwIq+FDL6Zp/yHEhePMNnnJ0y3qfieCrmNvYct8uvtiV41UvlSe6apAfk0fY1FbWx+NwfmpvtTg==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"bin": {
 				"acorn": "bin/acorn"
 			},
@@ -3339,6 +3343,7 @@
 			"integrity": "sha512-itvL5h8RETACmOTFc4UfIyB2RfEHi71Ax6E/PivVxq9NseKbOWpeyHEOIbmAw1rs8Ak0VursQNww7lf7YtUwzg==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"dependencies": {
 				"env-paths": "^2.2.1",
 				"import-fresh": "^3.3.0",
@@ -3535,6 +3540,7 @@
 			"dev": true,
 			"hasInstallScript": true,
 			"license": "MIT",
+			"peer": true,
 			"bin": {
 				"esbuild": "bin/esbuild"
 			},
@@ -3599,6 +3605,7 @@
 			"integrity": "sha512-hB4FIzXovouYzwzECDcUkJ4OcfOEkXTv2zRY6B9bkwjx/cprAq0uvm1nl7zvQ0/TsUk0zQiN4uPfJpB9m+rPMQ==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"dependencies": {
 				"@eslint-community/eslint-utils": "^4.8.0",
 				"@eslint-community/regexpp": "^4.12.1",
@@ -5747,6 +5754,7 @@
 			"integrity": "sha512-I7AIg5boAr5R0FFtJ6rCfD+LFsWHp81dolrFD8S79U9tb8Az2nGrJncnMSnys+bpQJfRUzqs9hnA81OAA3hCuQ==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"bin": {
 				"prettier": "bin/prettier.cjs"
 			},
@@ -5811,6 +5819,7 @@
 			"integrity": "sha512-w8nqGImo45dmMIfljjMwOGtbmC/mk4CMYhWIicdSflH91J9TyCyczcPFXJzrZ/ZXcgGRFeP6BU0BEJTw6tZdfQ==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"engines": {
 				"node": ">=0.10.0"
 			}
@@ -5930,6 +5939,7 @@
 			"integrity": "sha512-RIDh866U8agLgiIcdpB+COKnlCreHJLfIhWC3LVflku5YHfpnsIKigRZeFfMfCc4dVcqNVfQQ5gO/afOck064A==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"dependencies": {
 				"@types/estree": "1.0.8"
 			},
@@ -6295,6 +6305,7 @@
 			"integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"engines": {
 				"node": ">=12"
 			},
@@ -6390,6 +6401,7 @@
 			"integrity": "sha512-CWBzXQrc/qOkhidw1OzBTQuYRbfyxDXJMVJ1XNwUHGROVmuaeiEm3OslpZ1RV96d7SKKjZKrSJu3+t/xlw3R9A==",
 			"dev": true,
 			"license": "Apache-2.0",
+			"peer": true,
 			"bin": {
 				"tsc": "bin/tsc",
 				"tsserver": "bin/tsserver"
@@ -6568,6 +6580,7 @@
 			"integrity": "sha512-VbA8ScMvAISJNJVbRDTJdCwqQoAareR/wutevKanhR2/1EkoXVZVkkORaYm/tNVCjP/UDTKtcw3bAkwOUdedmA==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"dependencies": {
 				"esbuild": "^0.25.0",
 				"fdir": "^6.5.0",
@@ -6671,6 +6684,7 @@
 			"integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
 			"dev": true,
 			"license": "MIT",
+			"peer": true,
 			"engines": {
 				"node": ">=12"
 			},
@@ -6904,6 +6918,7 @@
 			"resolved": "https://registry.npmjs.org/zod/-/zod-4.1.11.tgz",
 			"integrity": "sha512-WPsqwxITS2tzx1bzhIKsEs19ABD5vmCVa4xBo2tq/SrV4RNZtfws1EnCWQXM6yh8bD08a1idvkB5MZSBiZsjwg==",
 			"license": "MIT",
+			"peer": true,
 			"funding": {
 				"url": "https://github.com/sponsors/colinhacks"
 			}

package.json

@@ -43,9 +43,9 @@
 		"dev": "vite",
 		"start": "vite",
 		"build": "tsc -b && vite build && npm run build:lib && npm run build:umd",
-		"build:lib": "vite build --config vite.lib.config.ts",
+		"build:lib": "vite build --config vite.lib.config.js",
-		"build:lib:watch": "vite build --config vite.lib.config.ts --watch",
+		"build:lib:watch": "vite build --config vite.lib.config.js --watch",
-		"build:umd": "vite build --config vite.umd.config.ts",
+		"build:umd": "vite build --config vite.umd.config.js",
 		"lint": "eslint .",
 		"prepare": "husky"
 	},

tsconfig.app.json

@@ -1,34 +0,0 @@
-{
-	"compilerOptions": {
-		"tsBuildInfoFile": "./node_modules/.tmp/tsconfig.app.tsbuildinfo",
-		"target": "ES2022",
-		"useDefineForClassFields": true,
-		"lib": ["ES2022", "DOM", "DOM.Iterable", "ES2024"],
-		"module": "ESNext",
-		"skipLibCheck": true,
-		"allowJs": true,
-
-		/* Bundler mode */
-		"moduleResolution": "bundler",
-		"allowImportingTsExtensions": true,
-		"verbatimModuleSyntax": false,
-		"moduleDetection": "force",
-		"noEmit": true,
-		"jsx": "react-jsx",
-
-		/* Linting */
-		"strict": true,
-		"noUnusedLocals": false,
-		"noUnusedParameters": false,
-		"erasableSyntaxOnly": true,
-		"noFallthroughCasesInSwitch": true,
-		"noUncheckedSideEffectImports": true,
-
-		"baseUrl": "./",
-		"paths": {
-			"@/*": ["src/*"],
-			"@pages/*": ["pages/*"]
-		}
-	},
-	"include": ["src", "pages", "env.d.ts"]
-}

tsconfig.json

@@ -1,4 +1,34 @@
 {
-	"files": [],
+	"compilerOptions": {
-	"references": [{ "path": "./tsconfig.app.json" }, { "path": "./tsconfig.node.json" }]
+		"tsBuildInfoFile": "./node_modules/.tmp/tsconfig.tsbuildinfo",
+		"target": "ES2024",
+		"useDefineForClassFields": true,
+		"lib": ["ES2024", "DOM", "DOM.Iterable"],
+		"module": "ESNext",
+		"skipLibCheck": true,
+		"allowJs": true,
+
+		/* Bundler mode */
+		"moduleResolution": "bundler",
+		"allowImportingTsExtensions": true,
+		"verbatimModuleSyntax": false,
+		"moduleDetection": "force",
+		"noEmit": true,
+		"jsx": "react-jsx",
+
+		/* Linting */
+		"strict": true,
+		"noUnusedLocals": false,
+		"noUnusedParameters": false,
+		"erasableSyntaxOnly": true,
+		"noFallthroughCasesInSwitch": true,
+		"noUncheckedSideEffectImports": true,
+
+		"baseUrl": "./",
+		"paths": {
+			"@/*": ["src/*"],
+			"@pages/*": ["pages/*"]
+		}
+	},
+	"include": ["src", "pages", "env.d.ts"]
 }

tsconfig.node.json

@@ -1,25 +0,0 @@
-{
-	"compilerOptions": {
-		"tsBuildInfoFile": "./node_modules/.tmp/tsconfig.node.tsbuildinfo",
-		"target": "ES2023",
-		"lib": ["ES2023"],
-		"module": "ESNext",
-		"skipLibCheck": true,
-
-		/* Bundler mode */
-		"moduleResolution": "bundler",
-		"allowImportingTsExtensions": true,
-		"verbatimModuleSyntax": true,
-		"moduleDetection": "force",
-		"noEmit": true,
-
-		/* Linting */
-		"strict": true,
-		"noUnusedLocals": true,
-		"noUnusedParameters": true,
-		"erasableSyntaxOnly": true,
-		"noFallthroughCasesInSwitch": true,
-		"noUncheckedSideEffectImports": true
-	},
-	"include": ["vite.config.ts", "vite.lib.config.ts", "vite.umd.config.ts"]
-}

vite.config.js

@@ -1,3 +1,4 @@
+// @ts-check
 import tailwindcss from '@tailwindcss/vite'
 import react from '@vitejs/plugin-react-swc'
 import 'dotenv/config'
@@ -9,8 +10,9 @@ import { defineConfig } from 'vite'
 const __filename = fileURLToPath(import.meta.url)
 const __dirname = dirname(__filename)
 
-// https://vite.dev/config/
+/** @type {import('vite').UserConfig} */
-export default defineConfig({
+const config = {
+	// https://vite.dev/config/
 	base: './',
 	plugins: [react(), tailwindcss()],
 	resolve: {
@@ -24,4 +26,6 @@ export default defineConfig({
 		'import.meta.env.LLM_API_KEY': JSON.stringify(process.env.LLM_API_KEY),
 		'import.meta.env.LLM_BASE_URL': JSON.stringify(process.env.LLM_BASE_URL),
 	},
-})
+}
+
+export default defineConfig(config)

vite.lib.config.js

@@ -1,3 +1,4 @@
+// @ts-check
 import { dirname, resolve } from 'path'
 import dts from 'unplugin-dts/vite'
 import { fileURLToPath } from 'url'
@@ -7,10 +8,11 @@ import cssInjectedByJsPlugin from 'vite-plugin-css-injected-by-js'
 const __filename = fileURLToPath(import.meta.url)
 const __dirname = dirname(__filename)
 
-// Library build configuration
+/** @type {import('vite').UserConfig} */
-export default defineConfig({
+const config = {
+	// Library build configuration
 	plugins: [
-		dts({ tsconfigPath: './tsconfig.app.json', bundleTypes: true }),
+		dts({ tsconfigPath: './tsconfig.json', bundleTypes: true }),
 		cssInjectedByJsPlugin({ relativeCSSInjection: true }),
 	],
 	resolve: {
@@ -36,8 +38,11 @@ export default defineConfig({
 		// minify: 'terser',
 		minify: false,
 		sourcemap: true,
+		cssCodeSplit: true,
 	},
 	define: {
 		'process.env.NODE_ENV': '"production"',
 	},
-})
+}
+
+export default defineConfig(config)

vite.umd.config.js

@@ -1,3 +1,4 @@
+// @ts-check
 import { dirname, resolve } from 'path'
 import { fileURLToPath } from 'url'
 import { defineConfig } from 'vite'
@@ -6,8 +7,9 @@ import cssInjectedByJsPlugin from 'vite-plugin-css-injected-by-js'
 const __filename = fileURLToPath(import.meta.url)
 const __dirname = dirname(__filename)
 
-// Library build configuration
+/** @type {import('vite').UserConfig} */
-export default defineConfig({
+const config = {
+	// Library build configuration
 	plugins: [cssInjectedByJsPlugin({ relativeCSSInjection: true })],
 	resolve: {
 		alias: {
@@ -26,8 +28,11 @@ export default defineConfig({
 			formats: ['umd'],
 		},
 		outDir: resolve(__dirname, 'dist', 'umd'),
+		cssCodeSplit: true,
 	},
 	define: {
 		'process.env.NODE_ENV': '"production"',
 	},
-})
+}
+
+export default defineConfig(config)