add github connector, add alembic for db migrations, fix bug updating connectors

surfsense_backend/main.py

@@ -1,5 +1,12 @@
 import uvicorn
 import argparse
+import logging
+
+logging.basicConfig(
+    level=logging.INFO,
+    format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
+    datefmt='%Y-%m-%d %H:%M:%S'
+)
 
 if __name__ == "__main__":
     parser = argparse.ArgumentParser(description='Run the SurfSense application')