python 3.14 raises RuntimeError if there is no current loop

therefore explicitly create a new one

Author: stollero

src/batou/deploy.py

@@ -317,7 +317,7 @@ def deploy(self):
                 h for h in list(self.environment.hosts.values()) if not h.ignore
             ][0]
 
-            self.loop = asyncio.get_event_loop()
+            asyncio.set_event_loop(self.loop)
             self.taskpool = ThreadPoolExecutor(self.jobs)
             self.loop.set_default_executor(self.taskpool)
             self._launch_components(reference_node.root_dependencies())