feat: docker added

Author: Manthan Ankolekar

.github/workflows/docker.yml

@@ -0,0 +1,24 @@
+name: Build and Publish Docker Image to DockerHub
+
+on:
+  push:
+    branches: ["main"]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: DockerHub Login
+        uses: docker/[email protected]
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_PASSWORD }}
+
+      - name: Build the Docker image
+        run: docker build . --file Dockerfile --tag ${{ secrets.DOCKERHUB_USERNAME }}/learn-javascript
+
+      - name: Docker Push
+        run: docker push ${{ secrets.DOCKERHUB_USERNAME }}/learn-javascript

Dockerfile

@@ -0,0 +1,2 @@
+FROM alpine:3.17.2
+CMD ["echo", "Hello World!"]