add_api_testing_for_comfy

[ccssu]

trafficstars

code from: https://github.com/comfyanonymous/ComfyUI/blob/master/tests/inference/test_inference.py

[doombeaker]

CI 挂掉的原因是因为 lora 的那个模型没有成功出现在 /app/ComfyUI/models/loras。