Initial commit: notification-elements-demo app

Interactive Angular 19 demo for @sda/notification-elements-ui with
6 sections: Bell & Feed, Notification Center, Inbox, Comments &
Threads, Mention Input, and Full-Featured layout. Includes mock
data, dark mode toggle, and real-time event log.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

node_modules/webpack/lib/DelegatedPlugin.js

@@ -0,0 +1,47 @@
+/*
+	MIT License http://www.opensource.org/licenses/mit-license.php
+	Author Tobias Koppers @sokra
+*/
+
+"use strict";
+
+const DelegatedModuleFactoryPlugin = require("./DelegatedModuleFactoryPlugin");
+const DelegatedSourceDependency = require("./dependencies/DelegatedSourceDependency");
+
+/** @typedef {import("./Compiler")} Compiler */
+/** @typedef {import("./DelegatedModuleFactoryPlugin").Options} Options */
+
+class DelegatedPlugin {
+	/**
+	 * @param {Options} options options
+	 */
+	constructor(options) {
+		this.options = options;
+	}
+
+	/**
+	 * Apply the plugin
+	 * @param {Compiler} compiler the compiler instance
+	 * @returns {void}
+	 */
+	apply(compiler) {
+		compiler.hooks.compilation.tap(
+			"DelegatedPlugin",
+			(compilation, { normalModuleFactory }) => {
+				compilation.dependencyFactories.set(
+					DelegatedSourceDependency,
+					normalModuleFactory
+				);
+			}
+		);
+
+		compiler.hooks.compile.tap("DelegatedPlugin", ({ normalModuleFactory }) => {
+			new DelegatedModuleFactoryPlugin({
+				associatedObjectForCache: compiler.root,
+				...this.options
+			}).apply(normalModuleFactory);
+		});
+	}
+}
+
+module.exports = DelegatedPlugin;