refactor: migrate build system from Rollup to Vite (#2578)

docs/.build/rollup.config.mjs

@@ -1,40 +0,0 @@
-import path from 'node:path'
-import { fileURLToPath } from 'node:url'
-import { babel } from '@rollup/plugin-babel'
-import { nodeResolve } from '@rollup/plugin-node-resolve'
-import replace from '@rollup/plugin-replace'
-import dotenv from "rollup-plugin-dotenv"
-
-const __dirname = path.dirname(fileURLToPath(import.meta.url))
-
-const external = []
-const plugins = [
-	dotenv({
-		cwd: path.resolve(__dirname, '../..'),
-	}),
-	babel({
-		exclude: 'node_modules/**',
-		babelHelpers: 'bundled'
-	}),
-	replace({
-		'process.env.NODE_ENV': '"production"',
-		preventAssignment: true
-	}),
-	nodeResolve()
-]
-
-const rollupConfig = {
-	input: [
-		path.resolve(__dirname, `../js/docs.js`)
-	],
-	output: {
-		name: 'docs',
-		dir: path.resolve(__dirname, `../dist/js`),
-		format: 'esm',
-		generatedCode: 'es2015'
-	},
-	external,
-	plugins
-}
-
-export default rollupConfig

docs/.build/vite.config.mjs

@@ -0,0 +1,15 @@
+import path from 'node:path'
+import { fileURLToPath } from 'node:url'
+import { createViteConfig } from '../../.build/vite.config.helper.mjs'
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url))
+
+export default createViteConfig({
+	entry: path.resolve(__dirname, '../js/docs.js'),
+	name: 'docs',
+	fileName: () => 'docs.js',
+	formats: ['es'],
+	outDir: path.resolve(__dirname, '../dist/js'),
+	banner: undefined
+})
+

docs/package.json

@@ -8,7 +8,7 @@
     "build-assets": "concurrently \"pnpm run js\" \"pnpm run css\"",
     "html": "eleventy",
     "js": "pnpm run js-compile && pnpm run js-minify",
-    "js-compile": "rollup --config .build/rollup.config.mjs --sourcemap",
+    "js-compile": "vite build --config .build/vite.config.mjs",
     "js-minify": "pnpm run js-minify-docs",
     "js-minify-docs": "terser --compress passes=2 --mangle --comments \"/^!/\" --source-map \"content=dist/js/docs.js.map,includeSources,url=docs.min.js.map\" --output dist/js/docs.min.js dist/js/docs.js",
     "css": "pnpm run css-compile && pnpm run css-prefix && pnpm run css-minify",