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

bot/modules/api/objects/prompt_request.py

@@ -0,0 +1,14 @@
+import dataclasses
+
+
+@dataclasses.dataclass
+class Prompt:
+    prompt: str
+    negative_prompt: str = None
+    steps: int = 20
+    cfg_scale: int = 7
+    width: int = 768
+    height: int = 768
+    restore_faces: bool = True
+    sampler: str = "Euler a"
+    creator: int = None