fix: empty list assert check and typo

Author: torrid-fish

config/settings.py

@@ -8,10 +8,10 @@
 assert YAHOO_API_KEY, "YAHOO_API_KEY environment variable is not set"
 
 ALLOWED_HOSTS: list[str] = os.getenv("ALLOWED_HOSTS", "").split(",")
-assert ALLOWED_HOSTS, "ALLOWED_HOSTS environment variable is not set"
+assert ALLOWED_HOSTS and all(ALLOWED_HOSTS), "ALLOWED_HOSTS environment variable is not set"
 
 ALLOW_ORIGINS: list[str] = os.getenv("ALLOW_ORIGINS", "").split(",")
-assert ALLOW_ORIGINS, "ALLOW_ORIGINS environment variable is not set"
+assert ALLOW_ORIGINS and all(ALLOW_ORIGINS), "ALLOW_ORIGINS environment variable is not set"
 
 X_API_KEY: str = os.getenv("X_API_KEY", "")
 assert X_API_KEY, "X_API_KEY environment variable is not set"

main.py

@@ -72,7 +72,7 @@ async def lifespan(app: FastAPI) -> AsyncGenerator[None, None]:
 app.add_exception_handler(RateLimitExceeded, _rate_limit_exceeded_handler)  # type: ignore
 app.add_middleware(SlowAPIMiddleware)
 
-# API Key Header for build API key authentication
+# API Key Header for API key authentication
 api_key_header = APIKeyHeader(name="X-API-KEY", auto_error=False)