fixed crashing when no arg is given

src/main.py

@@ -17,8 +17,12 @@ def main(args):
     bot = interactions.Client(token=token)
 
     mysql = database.create_connection(host, user, password, db)
+    try:
         if args[0] == "init_database":
             database.init_test_database(mysql)
+    except:
+        print("Skipping database init...")
+        pass
 
     @bot.command(
             name="reserve_slot",