chore: sync plugin from AstrBotDevs/AstrBot#5381 (#270)

Co-authored-by: astrbot-plugin-copybara[bot] <261421607+astrbot-plugin-copybara[bot]@users.noreply.github.com>

Author: astrbot-plugin-copybara[bot]

plugins.json

@@ -1,4 +1,14 @@
 {
+  "astrbot-plugin-opencode-client": {
+    "display_name": "Opencode Client",
+    "desc": "用于连接到 Opencode 服务器 https://opencode.ai/docs/server/",
+    "author": "gitsang",
+    "repo": "https://github.com/gitsang/astrbot_plugin_opencode_client",
+    "tags": [
+      "opencode"
+    ],
+    "social_link": "gitsang.github.io"
+  },
   "astrbot-plugin-iris-memory": {
     "display_name": "Iris Memory 智能三层记忆",
     "desc": "三层记忆插件，为 AstrBot 提供智能记忆管理能力，内置知识图谱、向量数据库、用户画像等增强功能，同时提供纯规则、LLM和混合三种模式的切换",