feat: add ROOT_PATH to settings

fed_reg/config.py

@@ -23,6 +23,7 @@ class Settings(BaseSettings):
     PROJECT_NAME: str = "Federation-Registry"
     DOMAIN: str = "localhost:8000"
     API_V1_STR: str = "/api/v1"
+    ROOT_PATH: str | None = None
 
     @validator("API_V1_STR")
     @classmethod
@@ -81,7 +82,11 @@ def create_doc_url(cls, v: Optional[str], values: Dict[str, Any]) -> str:
         if v:
             return v
         protocol = "http"
-        link = os.path.join(values.get("DOMAIN"), values.get("API_V1_STR")[1:], "docs")
+        root_path = values.get("ROOT_PATH", "/")
+        root_path = root_path[1:] if root_path is not None else ""
+        link = os.path.join(
+            values.get("DOMAIN"), root_path, values.get("API_V1_STR")[1:], "docs"
+        )
         return f"{protocol}://{link}"
 
     # BACKEND_CORS_ORIGINS is a JSON-formatted list of origins

fed_reg/main.py

@@ -43,6 +43,7 @@
     summary=summary,
     title=settings.PROJECT_NAME,
     version=version,
+    root_path=settings.ROOT_PATH,
 )
 # if settings.BACKEND_CORS_ORIGINS:
 #     app.add_middleware(