fix: use headers and base_url from client config

Author: silentworks

postgrest/_async/client.py

@@ -54,6 +54,8 @@ def create_session(
         client: Union[AsyncClient, None] = None,
     ) -> AsyncClient:
         if client is not None:
+            client.base_url = base_url
+            client.headers = headers
             return client
 
         return AsyncClient(

postgrest/_sync/client.py

@@ -54,6 +54,8 @@ def create_session(
         client: Union[SyncClient, None] = None,
     ) -> SyncClient:
         if client is not None:
+            client.base_url = base_url
+            client.headers = headers
             return client
 
         return SyncClient(

postgrest/base_client.py

@@ -20,6 +20,7 @@ def __init__(
         timeout: Union[int, float, Timeout],
         verify: bool = True,
         proxy: Optional[str] = None,
+        client: Union[SyncClient, AsyncClient, None] = None,
     ) -> None:
         if not is_http_url(base_url):
             ValueError("base_url must be a valid HTTP URL string")
@@ -33,8 +34,14 @@ def __init__(
         self.timeout = timeout
         self.verify = verify
         self.proxy = proxy
+        self.client = client
         self.session = self.create_session(
-            self.base_url, self.headers, self.timeout, self.verify, self.proxy
+            self.base_url,
+            self.headers,
+            self.timeout,
+            self.verify,
+            self.proxy,
+            self.client,
         )
 
     @abstractmethod