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/@webassemblyjs/leb128/lib/index.js

@@ -0,0 +1,59 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.decodeInt64 = decodeInt64;
+exports.decodeUInt64 = decodeUInt64;
+exports.decodeInt32 = decodeInt32;
+exports.decodeUInt32 = decodeUInt32;
+exports.encodeU32 = encodeU32;
+exports.encodeI32 = encodeI32;
+exports.encodeI64 = encodeI64;
+exports.MAX_NUMBER_OF_BYTE_U64 = exports.MAX_NUMBER_OF_BYTE_U32 = void 0;
+
+var _leb = _interopRequireDefault(require("./leb"));
+
+function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; }
+
+/**
+ * According to https://webassembly.github.io/spec/core/binary/values.html#binary-int
+ * max = ceil(32/7)
+ */
+var MAX_NUMBER_OF_BYTE_U32 = 5;
+/**
+ * According to https://webassembly.github.io/spec/core/binary/values.html#binary-int
+ * max = ceil(64/7)
+ */
+
+exports.MAX_NUMBER_OF_BYTE_U32 = MAX_NUMBER_OF_BYTE_U32;
+var MAX_NUMBER_OF_BYTE_U64 = 10;
+exports.MAX_NUMBER_OF_BYTE_U64 = MAX_NUMBER_OF_BYTE_U64;
+
+function decodeInt64(encodedBuffer, index) {
+  return _leb["default"].decodeInt64(encodedBuffer, index);
+}
+
+function decodeUInt64(encodedBuffer, index) {
+  return _leb["default"].decodeUInt64(encodedBuffer, index);
+}
+
+function decodeInt32(encodedBuffer, index) {
+  return _leb["default"].decodeInt32(encodedBuffer, index);
+}
+
+function decodeUInt32(encodedBuffer, index) {
+  return _leb["default"].decodeUInt32(encodedBuffer, index);
+}
+
+function encodeU32(v) {
+  return _leb["default"].encodeUInt32(v);
+}
+
+function encodeI32(v) {
+  return _leb["default"].encodeInt32(v);
+}
+
+function encodeI64(v) {
+  return _leb["default"].encodeInt64(v);
+}