Create docker.yml github action

Author: Msprg

.github/workflows/docker.yml

@@ -0,0 +1,30 @@
+name: Build and push
+
+on:
+  push:
+    branches: [ "master", "dev" ]
+  pull_request:
+    branches: [ "master", "dev" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Login to Docker Hub
+    - uses: docker/login-action@v3
+    - with:
+        username: ${{ secrets.DOCKERHUB_USERNAME }}
+        password: ${{ secrets.DOCKERHUB_TOKEN }}
+    
+    - name: Set up Docker Buildx
+    - uses: docker/setup-buildx-action@v3
+    
+    - uses: actions/checkout@v4
+    - name: Build the Docker image
+      run: docker build . --file Dockerfile --tag my-image-name:$(date +%s)
+
+    - name: Build and push
+      uses: docker/build-push-action@v6
+      with:
+        push: true
+        tags: ${{ secrets.DOCKERHUB_USERNAME }}/ssh-key-authority:latest-${{ vars.GITHUB_REF_NAME }}