feat: create CD pipeline

.github/workflows/cd.yml

@@ -0,0 +1,49 @@
+name: CD
+
+on:
+    # run on new tag push
+    push:
+        tags: "v*"
+        branches: main
+
+    # allow manually triggering this workflow
+    workflow_dispatch: {}
+
+concurrency:
+    group: ${{ github.workflow }}-${{ github.ref }}
+    cancel-in-progress: true
+
+jobs:
+    deploy:
+        runs-on: ubuntu-latest
+
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v4
+
+            - name: Log into Docker Hub
+              uses: docker/login-action@v3
+              with:
+                username: ${{secrets.DOCKER_USERNAME}}
+                password: ${{secrets.DOCKER_PASSWORD}}
+
+            - name: Extract metadata for Docker
+              id: meta
+              uses: docker/metadata-action@v5
+              with:
+                images: dhruvahuja/backend_burger
+                tags:
+                    #  use git tag pattern
+                    type=semver,pattern={{version}}
+
+            - name: Set up Docker Buildx
+              uses: docker/setup-buildx-action@v3
+
+            - name: Build and push docker image
+              uses: docker/build-push-action@v5
+              with:
+                context: .
+                file: ./Dockerfile
+                push: true
+                tags: ${{steps.meta.outputs.tags}}
+                labels: ${{steps.meta.outputs.labels}}