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/license-webpack-plugin/dist/Logger.js

@@ -0,0 +1,21 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.Logger = void 0;
+var Logger = /** @class */ (function () {
+    function Logger(stats) {
+        this.stats = stats;
+    }
+    Logger.prototype.warn = function (compilation, message) {
+        if (this.stats.warnings) {
+            compilation.warnings.push("" + Logger.LOG_PREFIX + message);
+        }
+    };
+    Logger.prototype.error = function (compilation, message) {
+        if (this.stats.errors) {
+            compilation.errors.push("" + Logger.LOG_PREFIX + message);
+        }
+    };
+    Logger.LOG_PREFIX = 'license-webpack-plugin: ';
+    return Logger;
+}());
+exports.Logger = Logger;