fix: hugo image build

.gitea/workflows/build_hugo_image.yml

@@ -16,6 +16,8 @@ jobs:
         uses: tj-actions/changed-files@v42
         with:
           files: hugo.Dockerfile
+      - name: Stop of Dockerfile not changed
+        if: steps.changed-files.modified_files == 1
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v2
       - name: Set up Docker Buildx

README.md

@@ -2,6 +2,7 @@
 ## Install
 
 ```
+export PATH=$PATH:/usr/local/go/bin
 CGO_ENABLED=1 go install -tags extended github.com/gohugoio/hugo@latest
 git submodule update --recursive
 ```