添加“Powered by”信息和相关样式

client/css/style.css

@@ -1828,4 +1828,19 @@ body {
 		max-height: 150px;
 	}
 }
+.powered-by {
+  text-align: center;
+  color: #aaa;
+  font-size: 13px;
+  margin: 24px 0 8px 0;
+  letter-spacing: 0.2px;
+}
+.powered-by a {
+  color: #30a8f7;
+  text-decoration: none;
+}
+.powered-by a:hover {
+  text-decoration: underline;
+}
+
 

client/index.html

@@ -93,6 +93,10 @@
 				</div>
 			</div>
 			<div class="rightbar-tabs tabs" id="member-tabs"> </div>		<div class="members" id="member-list"> </div>
-		</div>	</div>	<script type="module" src="./js/main.js"></script>
+		</div>	</div>	<div class="powered-by">
+  Powered by <a href="https://github.com/shuaiplus/NodeCrypt" target="_blank" rel="noopener">NodeCrypt</a>
+  &copy; 2025 by <a href="https://github.com/shuaiplus" target="_blank" rel="noopener">@shuaiplus</a>
+</div>
+	<script type="module" src="./js/main.js"></script>
 </body>
 </html>