Allow missing start marker

smoke.yaml

@@ -37,6 +37,31 @@ tests:
         echo Hi
     stdout:
       - contains: 'Start printer at Sat May  6 16:29:38 2023 (1683390578.7 4387047.6)\nLogline1\nLogline2\nLogline3'
+  - name: Works without start marker
+    args:
+      - test/nostartmarker.txt
+    stdout: |
+      
+      webhooks client 139646904459424: Disconnected
+      Restarting printer
+      ===== Config file =====
+      webhooks client 139646904459424: Disconnected
+      Restarting printer
+      ===== Config file =====
+      webhooks client 139646904459424: Disconnected
+      Restarting printer
+      ===== Config file =====
+      [virtual_sdcard]
+      path = /opt/printer_data/gcodes
+
+      [pause_resume]
+
+      [display_status]
+
+      [exclude_object]
+
+      [mcu]
+      serial =
   - name: Raw returns everything
     args:
       - test/raw.txt

test/nostartmarker.txt

@@ -0,0 +1,22 @@
+webhooks client 139646904459424: Disconnected
+Restarting printer
+===== Config file =====
+webhooks client 139646904459424: Disconnected
+Restarting printer
+===== Config file =====
+webhooks client 139646904459424: Disconnected
+Receive: 0 151.864215 151.863561 49: seq: 13, identify_response offset=160 data=b'\xf1\xfb\xc7\xf0GF\xeb\xc9t\x92\xd5e\x99V9\xd0\xff}\x92\x16E\x9d\xa5\x9d\xe0\xb5\xcc\x15\xcb\xea\xbe\xea>\xbc\xcb&\xe7\xab)0'
+Receive: 1 151.866267 151.865424 49: seq: 14, identify_response offset=200 data=b"\xdbu\xc0%O\xb3'\x06\xa7\xb0\xed\x9d\xc7\xb1\x07\x90\xe7\x16\xa0\xa9\x95\xfe\x91\xd5\x87w=k\xfa\xa2\xe0}C\x08\x8b\x01\xe1K/\xda"
+Restarting printer
+===== Config file =====
+[virtual_sdcard]
+path = /opt/printer_data/gcodes
+
+[pause_resume]
+
+[display_status]
+
+[exclude_object]
+
+[mcu]
+serial =