fix: image build

Author: Tranquility2

core/testcontainers/core/docker_client.py

@@ -115,7 +115,9 @@ def run(
         return container
 
     @_wrapped_image_collection
-    def build(self, path: str, tag: str, rm: bool = True, **kwargs: Any) -> tuple[Image, Iterable[dict[str, Any]]]:
+    def build(
+        self, path: str, tag: Optional[str], rm: bool = True, **kwargs: Any
+    ) -> tuple[Image, Iterable[dict[str, Any]]]:
         """
         Build a Docker image from a directory containing the Dockerfile.
 

core/testcontainers/core/image.py

@@ -59,10 +59,7 @@ def build(self) -> Self:
         logger.info(f"Building image from {self.path}")
         docker_client = self.get_docker_client()
         self._image, self._logs = docker_client.build(
-            path=str(self.path),
-            dockerfile=self._dockerfile_path,
-            nocache=self._no_cache,
-            **{**({"tag": self.tag} if self.tag else {}), **self._kwargs},
+            path=str(self.path), tag=self.tag, dockerfile=self._dockerfile_path, nocache=self._no_cache, **self._kwargs
         )
         logger.info(f"Built image {self.short_id} with tag {self.tag}")
         return self