structure

config.py

@@ -5,8 +5,8 @@ from pydantic import BaseModel
 
 class Settings(BaseModel):
     hf_token: str = os.environ.get("hf_token")
-    base_sd_model: str = os.environ.get("base_sd_model", "stabilityai/stable-diffusion-xl-base-1.0")
-    refiner_sd_model: str = os.environ.get("refiner_sd_model", "stabilityai/stable-diffusion-xl-refiner-1.0")
+    base_sd_model: str = os.environ.get("base_sd_model") or "stabilityai/stable-diffusion-xl-base-1.0"
+    refiner_sd_model: str = os.environ.get("refiner_sd_model") or "stabilityai/stable-diffusion-xl-refiner-1.0"
     version: str = "0.1.0"
     url_version: str = "v1"
     prefix: str = "v1/unik-ml"