feat: initial commit for starlane-router (FastAPI + Gradient)

app/config.py

@@ -0,0 +1,24 @@
+import os
+from typing import List
+
+
+def _get_env(name: str, default: str = "") -> str:
+    return os.getenv(name, default).strip()
+
+
+def get_gradient_endpoint_url() -> str:
+    return _get_env("GRADIENT_ENDPOINT_URL")
+
+
+def get_gradient_api_key() -> str:
+    return _get_env("GRADIENT_API_KEY")
+
+
+def get_gradient_auth_scheme() -> str:
+    # 'authorization_bearer' or 'x_api_key'
+    return _get_env("GRADIENT_AUTH_SCHEME", "authorization_bearer").lower()
+
+
+def get_route_keywords() -> List[str]:
+    raw = _get_env("ROUTE_KEYWORDS", "ai,model,ml,gpt,router,gradient")
+    return [kw.strip().lower() for kw in raw.split(",") if kw.strip()]