chore: add @types/webpack-sources dev dep

Signed-off-by: JounQin <admin@1stg.me>

packages/cli/package.json

@@ -184,6 +184,7 @@
     "@types/svgo": "^2.6.2",
     "@types/tar": "^6.1.1",
     "@types/terser-webpack-plugin": "^5.0.4",
+    "@types/webpack-sources": "^3.2.3",
     "@types/yarnpkg__lockfile": "^1.1.4",
     "@vitejs/plugin-react": "^4.0.4",
     "del": "^7.0.0",

packages/cli/src/lib/bundler/backend.ts

@@ -20,17 +20,24 @@ import { resolveBundlingPaths } from './paths';
 import { BackendServeOptions } from './types';
 
 export async function serveBackend(options: BackendServeOptions) {
+  const useRspack = !!process.env.EXPERIMENTAL_RSPACK;
+
   const paths = resolveBundlingPaths(options);
   const config = await createBackendConfig(paths, {
     ...options,
     isDev: true,
+    useRspack,
   });
 
   // Webpack only replaces occurrences of this in code it touches, which does
   // not include dependencies in node_modules. So we set it here at runtime as well.
   (process.env as { NODE_ENV: string }).NODE_ENV = 'development';
 
-  const compiler = webpack(config, (err: Error | null) => {
+  const bundler: typeof webpack = useRspack
+    ? require('@rspack/core').rspack
+    : webpack;
+
+  const compiler = bundler(config, (err: Error | null) => {
     if (err) {
       console.error(err);
     } else console.log('Build succeeded');

yarn.lock

@@ -3990,6 +3990,7 @@ __metadata:
     "@types/tar": ^6.1.1
     "@types/terser-webpack-plugin": ^5.0.4
     "@types/webpack-env": ^1.15.2
+    "@types/webpack-sources": ^3.2.3
     "@types/yarnpkg__lockfile": ^1.1.4
     "@typescript-eslint/eslint-plugin": ^6.12.0
     "@typescript-eslint/parser": ^6.7.2
@@ -19223,6 +19224,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/source-list-map@npm:*":
+  version: 0.1.6
+  resolution: "@types/source-list-map@npm:0.1.6"
+  checksum: 9cd294c121f1562062de5d241fe4d10780b1131b01c57434845fe50968e9dcf67ede444591c2b1ad6d3f9b6bc646ac02cc8f51a3577c795f9c64cf4573dcc6b1
+  languageName: node
+  linkType: hard
+
 "@types/ssh2-streams@npm:*":
   version: 0.1.8
   resolution: "@types/ssh2-streams@npm:0.1.8"
@@ -19430,6 +19438,17 @@ __metadata:
   languageName: node
   linkType: hard
 
+"@types/webpack-sources@npm:^3.2.3":
+  version: 3.2.3
+  resolution: "@types/webpack-sources@npm:3.2.3"
+  dependencies:
+    "@types/node": "*"
+    "@types/source-list-map": "*"
+    source-map: ^0.7.3
+  checksum: 7b557f242efaa10e4e3e18cc4171a0c98e22898570caefdd4f7b076fe8534b5abfac92c953c6604658dcb7218507f970230352511840fe9fdea31a9af3b9a906
+  languageName: node
+  linkType: hard
+
 "@types/webpack@npm:^5.28.0":
   version: 5.28.5
   resolution: "@types/webpack@npm:5.28.5"