Fix appliance_install: add version parameter

gns3server/api/routes/mcp/__init__.py

@@ -1284,6 +1284,7 @@ async def appliance_get(
 @mcp.tool()
 async def appliance_install(
     appliance_id: Annotated[str, Field(description="UUID of the appliance to install")],
+    version: Annotated[str | None, Field(description="Version to install (e.g. '2.7.0.356'). Required if the appliance has multiple versions. Use appliance_get to see available versions.")] = None,
 ) -> list[dict[str, Any]]:
     """Create a template from a GNS3 appliance definition.
 
@@ -1294,6 +1295,7 @@ async def appliance_install(
     """
     return await asyncio.to_thread(_run_handler_sync, install_appliance_handler, {
         "appliance_id": appliance_id,
+        "version": version,
     })
 
 

gns3server/api/routes/mcp/appliances.py

@@ -80,5 +80,10 @@ def install_appliance_handler(params: dict[str, Any], gns3_ctx: dict[str, Any])
     if not appliance_id:
         return {"error": "appliance_id is required"}
     conn = _get_connector(gns3_ctx)
-    result = conn.http_call("post", f"{conn.base_url}/appliances/{appliance_id}/install").json()
+    url = f"{conn.base_url}/appliances/{appliance_id}/install"
+    request_params = {}
+    version = params.get("version")
+    if version:
+        request_params["version"] = version
+    result = conn.http_call("post", url, params=request_params).json()
     return {"message": f"Appliance {appliance_id} installation requested", "result": result}