Testing text2img command (will be replaced, only for tests); added exception handling, queue and database table with generated images

bot/callbacks/register.py

@@ -0,0 +1,11 @@
+from rich import print
+
+
+def register_callbacks():
+    from bot.callbacks import (
+        exception
+    )
+
+    exception.register()
+
+    print('[gray]All callbacks registered[/]')