feat: add guided exploration and share user-started MCP backend

scripts/generate_mcp_catalog.py

@@ -0,0 +1,25 @@
+"""Refresh the lightweight offline MCP catalog after changing tool signatures."""
+
+import asyncio
+import json
+from pathlib import Path
+import sys
+
+ROOT = Path(__file__).resolve().parent.parent
+sys.path.insert(0, str(ROOT))
+
+from mcp_server import mcp
+
+
+async def main():
+    catalog = {
+        "instructions": mcp.instructions,
+        "tools": [tool.model_dump(exclude_none=True) for tool in await mcp.list_tools()],
+    }
+    (ROOT / "mcp_server" / "catalog.json").write_text(
+        json.dumps(catalog, ensure_ascii=False, indent=2) + "\n", encoding="utf-8"
+    )
+
+
+if __name__ == "__main__":
+    asyncio.run(main())

scripts/update_installation.py

@@ -172,6 +172,9 @@ def _updated_entry(config: dict, template: dict, root: Path, names: tuple[str, .
     if not isinstance(environment, dict):
         raise ValueError("The existing Artemis MCP environment is not an object")
     updated["env"] = {**environment, **template["env"]}
+    # Earlier releases made Artemis mandatory for every Codex session. Migrate
+    # that setting while preserving enabled=false and all tool approval policies.
+    updated["required"] = False
     if "enabled_tools" in template or "enabled_tools" in config:
         updated["enabled_tools"] = list(names)
     # Per-tool approval/enablement policies belong to the user. Leave `tools`