fix logs

Author: reliveyy

images/utils/launcher/node/base.py

@@ -317,7 +317,8 @@ def logs(self, tail: str = None, since: str = None, until: str = None, follow: b
 
         result = self.container.logs(**kwargs)
         if isinstance(result, bytes):
-            return itertools.chain(result.decode().splitlines())
+            for line in result.decode().splitlines():
+                yield line
         else:
             for line in result:
                 yield line.decode().rstrip()