commit b870b59927cd7c7ffd59557d618a30c256ba3449
Author: tienngo <sitienbmt@gmail.com>
Date:   Fri Feb 6 10:03:02 2026 +0000

    Add action.yml

diff --git a/action.yml b/action.yml
new file mode 100644
index 0000000..0144a16
--- /dev/null
+++ b/action.yml
@@ -0,0 +1,61 @@
+name: Docker Build & Push (Template)
+
+on:
+  workflow_call:
+    inputs:
+      runner:
+        required: false
+        type: string
+        default: ubuntu-latest
+      image_name:
+        required: true
+        type: string
+      image_tag:
+        required: false
+        type: string
+        default: latest
+      dockerfile:
+        required: false
+        type: string
+        default: Dockerfile
+      context:
+        required: false
+        type: string
+        default: .
+    outputs:
+      image:
+        description: Fully-qualified image reference pushed to Docker Hub
+        value: ${{ jobs.build.outputs.image }}
+
+jobs:
+  build:
+    runs-on: ${{ inputs.runner }}
+    outputs:
+      image: ${{ steps.push.outputs.image }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Build Docker image
+        run: |
+          docker build \
+            -t "${{ inputs.image_name }}:${{ inputs.image_tag }}" \
+            -f "${{ inputs.dockerfile }}" \
+            "${{ inputs.context }}"
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ env.DOCKER_HUB_USERNAME }}
+          password: ${{ env.DOCKER_HUB_ACCESS_TOKEN }}
+
+      - name: Push Docker image to Docker Hub
+        id: push
+        shell: bash
+        run: |
+          set -euo pipefail
+          REMOTE_IMAGE="${{ env.DOCKER_HUB_USERNAME }}/${{ inputs.image_name }}:${{ inputs.image_tag }}"
+          docker tag "${{ inputs.image_name }}:${{ inputs.image_tag }}" "$REMOTE_IMAGE"
+          docker push "$REMOTE_IMAGE"
+          echo "image=$REMOTE_IMAGE" >> "$GITHUB_OUTPUT"
+