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/lmdb/native.js

@@ -0,0 +1,134 @@
+import { dirname, join, default as pathModule } from 'path';
+import { fileURLToPath } from 'url';
+import loadNAPI from 'node-gyp-build-optional-packages';
+export let Env,
+	Txn,
+	Dbi,
+	Compression,
+	Cursor,
+	getAddress,
+	getBufferAddress,
+	createBufferForAddress,
+	clearKeptObjects,
+	globalBuffer,
+	setGlobalBuffer,
+	arch,
+	fs,
+	os,
+	onExit,
+	tmpdir,
+	lmdbError,
+	path,
+	EventEmitter,
+	orderedBinary,
+	MsgpackrEncoder,
+	WeakLRUCache,
+	setEnvMap,
+	getEnvMap,
+	getByBinary,
+	detachBuffer,
+	startRead,
+	setReadCallback,
+	write,
+	position,
+	iterate,
+	prefetch,
+	resetTxn,
+	getCurrentValue,
+	getCurrentShared,
+	getStringByBinary,
+	getSharedByBinary,
+	getSharedBuffer,
+	compress,
+	directWrite,
+	getUserSharedBuffer,
+	notifyUserCallbacks,
+	attemptLock,
+	unlock,
+	version;
+path = pathModule;
+let dirName = dirname(fileURLToPath(import.meta.url)).replace(/dist$/, '');
+export let nativeAddon = loadNAPI(dirName);
+
+if (process.isBun && false) {
+	const { linkSymbols, FFIType } = require('bun:ffi');
+	let lmdbLib = linkSymbols({
+		getByBinary: {
+			args: [FFIType.f64, FFIType.u32],
+			returns: FFIType.u32,
+			ptr: nativeAddon.getByBinaryPtr,
+		},
+		iterate: {
+			args: [FFIType.f64],
+			returns: FFIType.i32,
+			ptr: nativeAddon.iteratePtr,
+		},
+		position: {
+			args: [FFIType.f64, FFIType.u32, FFIType.u32, FFIType.u32, FFIType.f64],
+			returns: FFIType.i32,
+			ptr: nativeAddon.positionPtr,
+		},
+		write: {
+			args: [FFIType.f64, FFIType.f64],
+			returns: FFIType.i32,
+			ptr: nativeAddon.writePtr,
+		},
+		resetTxn: {
+			args: [FFIType.f64],
+			returns: FFIType.void,
+			ptr: nativeAddon.resetTxnPtr,
+		},
+	});
+	for (let key in lmdbLib.symbols) {
+		nativeAddon[key] = lmdbLib.symbols[key].native;
+	}
+}
+setNativeFunctions(nativeAddon);
+
+export function setNativeFunctions(externals) {
+	Env = externals.Env;
+	Txn = externals.Txn;
+	Dbi = externals.Dbi;
+	Compression = externals.Compression;
+	getAddress = externals.getAddress;
+	getBufferAddress = externals.getBufferAddress;
+	createBufferForAddress = externals.createBufferForAddress;
+	clearKeptObjects = externals.clearKeptObjects || function () {};
+	getByBinary = externals.getByBinary;
+	detachBuffer = externals.detachBuffer;
+	startRead = externals.startRead;
+	setReadCallback = externals.setReadCallback;
+	setGlobalBuffer = externals.setGlobalBuffer;
+	globalBuffer = externals.globalBuffer;
+	getSharedBuffer = externals.getSharedBuffer;
+	prefetch = externals.prefetch;
+	iterate = externals.iterate;
+	position = externals.position;
+	resetTxn = externals.resetTxn;
+	directWrite = externals.directWrite;
+	getUserSharedBuffer = externals.getUserSharedBuffer;
+	notifyUserCallbacks = externals.notifyUserCallbacks;
+	attemptLock = externals.attemptLock;
+	unlock = externals.unlock;
+	getCurrentValue = externals.getCurrentValue;
+	getCurrentShared = externals.getCurrentShared;
+	getStringByBinary = externals.getStringByBinary;
+	getSharedByBinary = externals.getSharedByBinary;
+	write = externals.write;
+	compress = externals.compress;
+	Cursor = externals.Cursor;
+	lmdbError = externals.lmdbError;
+	version = externals.version;
+	if (externals.tmpdir) tmpdir = externals.tmpdir;
+}
+export function setExternals(externals) {
+	arch = externals.arch;
+	fs = externals.fs;
+	EventEmitter = externals.EventEmitter;
+	orderedBinary = externals.orderedBinary;
+	MsgpackrEncoder = externals.MsgpackrEncoder;
+	WeakLRUCache = externals.WeakLRUCache;
+	tmpdir = externals.tmpdir;
+	os = externals.os;
+	onExit = externals.onExit;
+}