fixed manual Dockerfile name

bin/build_docker.sh

@@ -137,7 +137,7 @@ for IMAGE_NAME in "${!MULTI_PLATFORM_IMAGES[@]}"; do
 
     # THE FIX: Using type=gha for automatic GitHub Actions cache management.
     # No more local files, no more leftover artifacts.
-    docker buildx build -f Dockerfile-manual \
+    docker buildx build -f Dockerfile.manual \
         -t "${TAG_VERSION}" \
         -t "${TAG_BRANCH}" \
         --target "$BUILD_TARGET" \

docker/README.md

@@ -37,7 +37,7 @@ Then you need to compile the frontend with `yarn build`
 Change into the `docker` directory and copy all the needed files (look at the Dockerfile) into the current directory.
 
 To create a docker image type:
-`docker -f Dockerfile-manual build -t tuliprox  .`
+`docker -f Dockerfile.manual build -t tuliprox  .`
 
 To start the container, you can use the `docker-compose.yml`
 But you need to change `image: ghcr.io/euzu/tuliprox:latest` to `image: tuliprox`