Adding Docker build workflow

.github/workflows/docker-build.yml

@@ -0,0 +1,34 @@
+name: Build and Push Docker Image CI
+
+on:
+  push:
+    branches: [ "airbnb-main" ]
+
+jobs:
+
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout Code
+      uses: actions/checkout@v3
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v2
+
+    - name: Login to Docker Hub
+      uses: docker/login-action@v2
+      with:
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+
+    - name: Build and push Docker image
+      uses: docker/build-push-action@v5
+      with:
+        context: .
+        file: ./Dockerfile
+        push: true
+        tags: |
+          airbnb/airtrace:latest
+          airbnb/airtrace:${{ github.sha }}