Framework updates

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

node_modules/webpack/lib/WebpackOptionsApply.js

@@ -60,6 +60,7 @@ const URLPlugin = require("./dependencies/URLPlugin");
 const WorkerPlugin = require("./dependencies/WorkerPlugin");
 
 const JavascriptModulesPlugin = require("./javascript/JavascriptModulesPlugin");
+const JavascriptParser = require("./javascript/JavascriptParser");
 
 const JsonModulesPlugin = require("./json/JsonModulesPlugin");
 
@@ -371,7 +372,9 @@ class WebpackOptionsApply extends OptionsApply {
 
 		new JavascriptModulesPlugin().apply(compiler);
 		new JsonModulesPlugin().apply(compiler);
-		new AssetModulesPlugin().apply(compiler);
+		new AssetModulesPlugin({
+			sideEffectFree: options.experiments.futureDefaults
+		}).apply(compiler);
 
 		if (!options.experiments.outputModule) {
 			if (options.output.module) {
@@ -483,11 +486,18 @@ class WebpackOptionsApply extends OptionsApply {
 			new HttpUriPlugin(httpOptions).apply(compiler);
 		}
 
-		if (options.experiments.deferImport) {
-			const JavascriptParser = require("./javascript/JavascriptParser");
+		if (
+			options.experiments.deferImport &&
+			!(
+				/** @type {typeof JavascriptParser & { __importPhasesExtended?: true }} */
+				(JavascriptParser).__importPhasesExtended
+			)
+		) {
 			const importPhases = require("acorn-import-phases");
 
 			JavascriptParser.extend(importPhases({ source: false }));
+			/** @type {typeof JavascriptParser & { __importPhasesExtended?: true }} */
+			(JavascriptParser).__importPhasesExtended = true;
 		}
 
 		new EntryOptionPlugin().apply(compiler);