made the workflow cleaner

.gitea/workflows/build.yml

@@ -1,4 +1,4 @@
-name: Build and Push Docker Image
+name: Build and Publish Docker Image
 
 on:
   push:
@@ -7,44 +7,49 @@ on:
     tags:
       - 'v*'
 
+env:
+  REGISTRY: git.home.db123.ir
+  NAMESPACE: db1234719
+  IMAGE_NAME: nginx-alpine
+
 jobs:
-  build:
+  build-and-push:
     runs-on: ubuntu-latest
 
     steps:
-      - name: Checkout
+      - name: Checkout code
         uses: actions/checkout@v4
         with:
+          fetch-depth: 0
           fetch-tags: true
 
-      - name: Set version
-        id: vars
+      - name: Determine version
+        id: version
+        shell: bash
         run: |
-          if [ -n "$GIT_TAG" ]; then
-            VERSION="$GIT_TAG"
+          if [[ "${GITHUB_REF}" =~ ^refs/tags/v(.+) ]]; then
+            VERSION="${BASH_REMATCH[1]}"
           else
             VERSION="latest"
           fi
-          echo "version=$VERSION" >> $GITHUB_OUTPUT
+          echo "VERSION=$VERSION" >> $GITHUB_OUTPUT
 
-      - name: Build image
-        run: docker build -t zxc .
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
 
-      - name: Login to Gitea registry
-        run: |
-          echo "${{ secrets.CICD_PASSWORD }}" | docker login git.home.db123.ir -u username --password-stdin
+      - name: Login to registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ env.NAMESPACE }}
+          password: ${{ secrets.CICD_TOKEN }}
 
-
-      - name: Tag image
-        run: |
-          docker tag zxc git.home.db123.ir/username/zxc:latest
-          if [ "$VERSION" != "latest" ]; then
-            docker tag zxc git.home.db123.ir/username/zxc:$VERSION
-          fi
-
-      - name: Push images
-        run: |
-          docker push git.home.db123.ir/username/zxc:latest
-          if [ "$VERSION" != "latest" ]; then
-            docker push git.home.db123.ir/username/zxc:$VERSION
-          fi
+      - name: Build & push Docker image
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          file: ./Dockerfile
+          push: true
+          tags: |
+            ${{ env.REGISTRY }}/${{ env.NAMESPACE }}/{{ env.IMAGE_NAME }}:latest
+            ${{ env.REGISTRY }}/${{ env.NAMESPACE }}/{{ env.IMAGE_NAME }}:${{ steps.version.outputs.VERSION }}