docs: add QQ groups 15 and 16

Soulter · Soulter · commit 8609037072e2 · 2026-08-01T13:44:46.000+08:00
diff --git a/README_zh.md b/README_zh.md
@@ -240,6 +240,8 @@ pre-commit install
 - 12 群：916228568 (人满)
 - 13 群：1092185289
 - 14 群：1103419483
+- 15 群：258637629
+- 16 群：1044542496
 
 
 - 开发者群（偏闲聊吹水）：975206796
diff --git a/docs/en/community.md b/docs/en/community.md
@@ -29,6 +29,8 @@ Welcome to submit Issues or Pull Requests:
 - Group 12: 916228568 (Full)
 - Group 13: 1092185289
 - Group 14: 1103419483
+- Group 15: 258637629
+- Group 16: 1044542496
 - **AstrBot Core Development Group: 975206796** (AstrBot development members are usually active here. Welcome to anyone interested in programming/AI technology~)
 
 ## Become an AstrBot Organization Member
diff --git a/docs/zh/community.md b/docs/zh/community.md
@@ -19,6 +19,8 @@
 - 12 群：916228568 (人满)
 - 13 群：1092185289
 - 14 群：1103419483
+- 15 群：258637629
+- 16 群：1044542496
 - **AstrBot 核心开发交流群: 975206796**（AstrBot 开发成员通常活跃于此，欢迎任何对编程/AI 技术感兴趣的同学加入~）
 
 ### Discord
