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/needle/examples/parsed-stream.js

@@ -0,0 +1,23 @@
+//////////////////////////////////////////
+// This example demonstrates what happends
+// when you use the built-in JSON parser.
+//////////////////////////////////////////
+
+var fs     = require('fs'),
+    stream = require('stream'),
+    needle = require('./../');
+
+var url    = 'http://ip.jsontest.com/',
+    resp   = needle.get(url, { parse: true });
+
+resp.on('readable', function(obj) {
+  var chunk;
+
+  while (chunk = this.read()) {
+    console.log('root = ', chunk);
+  }
+});
+
+resp.on('done', function() {
+  console.log('Done.');
+});