fix meta and remove old code

app/routers/op25_controller.py

@@ -71,7 +71,9 @@ def create_op25_router():
                     )]
                 )
 
-                metadata = MetadataConfig()
+                metadata = MetadataConfig(
+                    streams=[MetadataStreamConfig()]
+                )
 
                 terminal = TerminalConfig()
 
@@ -110,12 +112,4 @@ def create_op25_router():
         except Exception as e:
             raise HTTPException(status_code=500, detail=str(e))
 
-    @router.post("/update-presence")
-    async def update_presence():
-        current_system = get_current_system_from_config()
-        if not current_system:
-            raise HTTPException(status_code=500, detail="Unable to get current system.")
-
-        return current_system
-
     return router