First iteration of monaco editor lsp client (#5044)

monaco-lsp-client/rolldown.config.mjs

@@ -0,0 +1,33 @@
+// @ts-check
+
+import { join } from 'path';
+import { defineConfig } from 'rolldown';
+import { dts } from 'rolldown-plugin-dts';
+import del from 'rollup-plugin-delete';
+import alias from '@rollup/plugin-alias';
+
+export default defineConfig({
+	input: {
+		index: join(import.meta.dirname, './src/index.ts')
+	},
+	output: {
+		dir: join(import.meta.dirname, './out'),
+		format: 'es'
+	},
+	external: ['monaco-editor-core'],
+	plugins: [
+		del({ targets: 'out/*' }),
+		alias({
+			entries: {
+				ws: 'undefined'
+			}
+		}),
+		dts({
+			tsconfig: false,
+			compilerOptions: {
+				stripInternal: true
+			},
+			resolve: true
+		})
+	]
+});