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-dev-server/client/utils/log.js

@@ -0,0 +1,19 @@
+import logger from "../modules/logger/index.js";
+var name = "webpack-dev-server";
+// default level is set on the client side, so it does not need
+// to be set by the CLI or API
+var defaultLevel = "info";
+
+// options new options, merge with old options
+/**
+ * @param {false | true | "none" | "error" | "warn" | "info" | "log" | "verbose"} level
+ * @returns {void}
+ */
+function setLogLevel(level) {
+  logger.configureDefaultLogger({
+    level: level
+  });
+}
+setLogLevel(defaultLevel);
+var log = logger.getLogger(name);
+export { log, setLogLevel };

node_modules/webpack-dev-server/client/utils/sendMessage.js

@@ -0,0 +1,16 @@
+/* global __resourceQuery WorkerGlobalScope */
+
+// Send messages to the outside, so plugins can consume it.
+/**
+ * @param {string} type
+ * @param {any} [data]
+ */
+function sendMsg(type, data) {
+  if (typeof self !== "undefined" && (typeof WorkerGlobalScope === "undefined" || !(self instanceof WorkerGlobalScope))) {
+    self.postMessage({
+      type: "webpack".concat(type),
+      data: data
+    }, "*");
+  }
+}
+export default sendMsg;