Add postiz to marketplace

.claude-plugin/marketplace.json

@@ -1040,14 +1040,14 @@
       "homepage": "https://github.com/intercom/claude-plugin-external"
     },
     {
-      "name": "goodmem",
-      "description": "GoodMem memory infrastructure for AI agents. Use Python SDK skills to write code that manages embedders, spaces, and memories, or use MCP tools to perform GoodMem operations directly via natural language.",
+      "name": "postiz",
+      "description": "Social media automation CLI for scheduling posts, managing integrations, uploading media, and tracking analytics across 28+ platforms including X, LinkedIn, Reddit, YouTube, TikTok, Instagram, and more",
       "source": {
         "source": "url",
-        "url": "https://github.com/PAIR-Systems-Inc/goodmem-claude-code-plugin.git",
-        "sha": "215568baf203887b5d7f8245e0503dd4a81336c2"
+        "url": "https://github.com/gitroomhq/postiz-agent.git",
+        "sha": "c5d1bf5f7e95a71e230fc19ae2150ddd9c549854"
       },
-      "homepage": "https://github.com/PAIR-Systems-Inc/goodmem-claude-code-plugin"
+      "homepage": "https://postiz.com/agent"
     }
   ]
 }