ci: use docker:dind container for builds

.forgejo/workflows/docker-build.yml

@@ -0,0 +1,71 @@
+name: Build & Push Docker Image
+
+on:
+  push:
+    branches: [main, master]
+    tags: ['v*']
+  workflow_dispatch:
+    inputs:
+      api_url:
+        description: 'API URL for frontend build'
+        required: false
+        default: 'http://ut.khoavo.myds.me:8981/api'
+        type: string
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    container:
+      image: docker:27-dind
+      options: --privileged
+    steps:
+      - name: Docker info
+        run: |
+          docker version
+          docker info
+
+      - name: Checkout
+        run: |
+          apk add --no-cache git
+          git clone https://vndangkhoa:Thieugia19@git.khoavo.myds.me/vndangkhoa/kv-tube.git /tmp/kv-tube
+          cd /tmp/kv-tube
+          git checkout ${GITHUB_SHA:-main}
+          echo "Checked out: $(git rev-parse --short HEAD)"
+
+      - name: Login to registry
+        run: |
+          echo "Thieugia19" | docker login git.khoavo.myds.me -u vndangkhoa --password-stdin
+
+      - name: Build and push
+        run: |
+          cd /tmp/kv-tube
+          SHA_SHORT=$(git rev-parse --short HEAD)
+          IMAGE="git.khoavo.myds.me/vndangkhoa/kv-tube"
+          TAGS="${IMAGE}:${SHA_SHORT}"
+          if [ "${GITHUB_REF}" = "refs/heads/main" ] || [ "${GITHUB_REF}" = "refs/heads/master" ]; then
+            TAGS="${TAGS},${IMAGE}:main"
+          fi
+          if echo "${GITHUB_REF}" | grep -q "refs/tags/v"; then
+            VERSION=${GITHUB_REF#refs/tags/v}
+            TAGS="${TAGS},${IMAGE}:${VERSION},${IMAGE}:latest"
+          fi
+          echo "Building tags: ${TAGS}"
+
+          TAG_ARGS=""
+          IFS=',' read -ra TAG_ARRAY <<< "${TAGS}"
+          for tag in "${TAG_ARRAY[@]}"; do
+            TAG_ARGS="${TAG_ARGS} -t ${tag}"
+          done
+
+          docker build \
+            ${TAG_ARGS} \
+            --build-arg NEXT_PUBLIC_API_URL=${{ github.event.inputs.api_url || 'http://ut.khoavo.myds.me:8981/api' }} \
+            .
+
+          for tag in "${TAG_ARRAY[@]}"; do
+            echo "Pushing ${tag}..."
+            docker push "${tag}"
+          done
+
+      - name: Verify
+        run: docker images | grep kv-tube

.forgejo/workflows/test-step.yml

@@ -1,12 +0,0 @@
-name: Test Step
-
-on: push
-
-jobs:
-  test:
-    runs-on: docker
-    steps:
-      - name: Hello
-        run: echo "hello"
-      - name: Docker version
-        run: docker version