feat: build Docker image locally without pushing to registry

.gitea/workflows/README.md

@@ -20,15 +20,13 @@
 
 **Jobs:**
 - Build React application
-- Build Docker image
-- Push to Docker registry
+- Build Docker image locally
+- Save image as tarball artifact
+- Upload artifact for download (30 days retention)
 
-**Required Secrets:**
-- `DOCKER_USERNAME` - Docker registry username
-- `DOCKER_PASSWORD` - Docker registry password/token
-
-**Optional Variables:**
-- `DOCKER_REGISTRY` - Registry URL (default: `docker.io`)
+**Output:**
+- Docker image artifact: `configucci.tar`
+- Can be downloaded and loaded with: `docker load -i configucci.tar`
 
 ### 3. Deploy (`deploy.yml`)
 **Triggers:** Push to `main` branch
@@ -59,12 +57,6 @@ ENABLED = true
 ### 2. Configure Secrets
 Go to your repository → Settings → Secrets and add:
 
-**For Docker Build:**
-```
-DOCKER_USERNAME=your-username
-DOCKER_PASSWORD=your-password-or-token
-```
-
 **For Deployment:**
 ```
 DEPLOY_HOST=your-server.com
@@ -73,12 +65,7 @@ DEPLOY_KEY=<paste-ssh-private-key>
 DEPLOY_PORT=22
 ```
 
-### 3. Configure Variables (Optional)
-Go to your repository → Settings → Variables and add:
-
-```
-DOCKER_REGISTRY=registry.example.com
-```
+**No Docker secrets needed** - images are built locally and downloaded as artifacts!
 
 ## Workflow Files Location
 `.gitea/workflows/`
@@ -107,6 +94,5 @@ Add these to your README.md:
 
 ```markdown
 [![CI](https://git.six83.ru/ssa/configucci/actions/workflows/ci.yml/badge.svg)](https://git.six83.ru/ssa/configucci/actions/workflows/ci.yml)
-[![Docker Build](https://git.six83.ru/ssa/configucci/actions/workflows/docker-build.yml/badge.svg)](https://git.six83.ru/ssa/configucci/actions/workflows/docker-build.yml)
 [![Deploy](https://git.six83.ru/ssa/configucci/actions/workflows/deploy.yml/badge.svg)](https://git.six83.ru/ssa/configucci/actions/workflows/deploy.yml)
 ```

.gitea/workflows/docker-build.yml

@@ -1,4 +1,4 @@
-name: Build and Push Docker Image
+name: Build Docker Image
 
 on:
   push:
@@ -8,7 +8,7 @@ on:
       - main
 
 jobs:
-  build-and-push:
+  build:
     runs-on: ubuntu-latest
     
     steps:
@@ -30,30 +30,22 @@ jobs:
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v3
 
-      - name: Login to Docker Registry
-        uses: docker/login-action@v3
-        with:
-          registry: ${{ vars.DOCKER_REGISTRY || 'docker.io' }}
-          username: ${{ secrets.DOCKER_USERNAME }}
-          password: ${{ secrets.DOCKER_PASSWORD }}
-
-      - name: Extract metadata
-        id: meta
-        uses: docker/metadata-action@v5
-        with:
-          images: ${{ vars.DOCKER_REGISTRY }}/${{ github.repository }}
-          tags: |
-            type=ref,event=branch
-            type=semver,pattern={{version}}
-            type=semver,pattern={{major}}.{{minor}}
-            type=sha,prefix=sha-
-
-      - name: Build and push Docker image
+      - name: Build Docker image
         uses: docker/build-push-action@v5
         with:
           context: .
-          push: true
-          tags: ${{ steps.meta.outputs.tags }}
-          labels: ${{ steps.meta.outputs.labels }}
+          push: false
+          load: true
+          tags: configucci:latest
           cache-from: type=gha
           cache-to: type=gha,mode=max
+
+      - name: Save Docker image as tarball
+        run: docker save configucci:latest -o configucci.tar
+
+      - name: Upload Docker image artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: docker-image
+          path: configucci.tar
+          retention-days: 30