Fix output standalone for alternative bundler (#76971)

1. fix output standalone for alternative bundler
2. update rspack to a newer version

Author: ahabhgk

package.json

@@ -109,7 +109,7 @@
     "@next/third-parties": "workspace:*",
     "@opentelemetry/api": "1.4.1",
     "@picocss/pico": "1.5.10",
-    "@rspack/core": "npm:@rspack-canary/[email protected].0-canary-37cc738d-20250207113050",
+    "@rspack/core": "npm:@rspack-canary/[email protected].9-canary-c009cfc1-20250313053424",
     "@rspack/plugin-react-refresh": "1.0.1",
     "@svgr/webpack": "5.5.0",
     "@swc/cli": "0.1.55",

packages/next-plugin-rspack/package.json

@@ -6,7 +6,7 @@
     "directory": "packages/next-plugin-rspack"
   },
   "dependencies": {
-    "@rspack/core": "npm:@rspack-canary/[email protected].0-canary-37cc738d-20250207113050",
+    "@rspack/core": "npm:@rspack-canary/[email protected].9-canary-c009cfc1-20250313053424",
     "@rspack/plugin-react-refresh": "1.0.1"
   }
 }

packages/next/src/build/webpack/plugins/next-trace-entrypoints-plugin.ts

@@ -186,9 +186,9 @@ export class TraceEntryPointsPlugin implements webpack.WebpackPluginInstance {
       for (const entrypoint of compilation.entrypoints.values()) {
         const entryFiles = new Set<string>()
 
-        for (const chunk of process.env.NEXT_RSPACK
-          ? entrypoint.chunks
-          : entrypoint.getEntrypointChunk().getAllReferencedChunks()) {
+        for (const chunk of entrypoint
+          .getEntrypointChunk()
+          .getAllReferencedChunks()) {
           for (const file of chunk.files) {
             if (isTraceable(file)) {
               const filePath = nodePath.join(outputPath, file)
@@ -582,23 +582,6 @@ export class TraceEntryPointsPlugin implements webpack.WebpackPluginInstance {
         'next-trace-entrypoint-plugin'
       )
 
-      compilation.hooks.processAssets.tapAsync(
-        {
-          name: PLUGIN_NAME,
-          stage: webpack.Compilation.PROCESS_ASSETS_STAGE_SUMMARIZE,
-        },
-        (_assets: any, callback: any) => {
-          this.createTraceAssets(compilation, traceEntrypointsPluginSpan)
-            .then(() => callback())
-            .catch((err) => callback(err))
-        }
-      )
-
-      // rspack doesn't support all API below so only create trace assets
-      if (process.env.NEXT_RSPACK) {
-        return
-      }
-
       const readlink = async (path: string): Promise<string | null> => {
         try {
           return await new Promise((resolve, reject) => {