adjust readme

Author: phDoll

README.md

@@ -1 +1,9 @@
 # comfyui-api
+
+Install missing packages via `requirements.txt`
+
+`pip install -r requirements.txt`
+
+start `main.py` for image generation call make sure you have ComfyUI running under 127.0.0.1:8188 if not adjust the host in `websocket_api.py`.
+
+You need to have an output folder with /output and an folder /output/temp. You can change the output path to a different folder in the `prompt_to_image.py`.