build: integrate frontend build into Nginx Dockerfile, remove separate frontend image

.gitea/workflows/ci.yml

@@ -110,28 +110,6 @@ jobs:
           cache-from: type=gha
           cache-to: type=gha,mode=max
 
-      - name: Extract metadata for Frontend
-        id: meta-frontend
-        uses: docker/metadata-action@v5
-        with:
-          images: git.allucanget.biz/zwitschi/linearvoid/frontend
-          tags: |
-            type=ref,event=branch
-            type=ref,event=pr
-            type=semver,pattern={{version}}
-            type=semver,pattern={{major}}.{{minor}}
-            type=raw,value=latest,enable={{is_default_branch}}
-
-      - name: Build and push Frontend image
-        uses: docker/build-push-action@v5
-        with:
-          context: ./frontend
-          push: true
-          tags: ${{ steps.meta-frontend.outputs.tags }}
-          labels: ${{ steps.meta-frontend.outputs.labels }}
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
-
       - name: Extract metadata for Nginx
         id: meta-nginx
         uses: docker/metadata-action@v5
@@ -147,7 +125,8 @@ jobs:
       - name: Build and push Nginx image
         uses: docker/build-push-action@v5
         with:
-          context: ./infrastructure/nginx
+          context: .
+          dockerfile: infrastructure/nginx/Dockerfile
           push: true
           tags: ${{ steps.meta-nginx.outputs.tags }}
           labels: ${{ steps.meta-nginx.outputs.labels }}