adding docker push to hub

.github/workflows/build.yml

@@ -3,7 +3,6 @@ name: Build Binaries
 on:
   # Runs on pushes targeting the default branch
   push:
-    branches: ["master"]
 
 # Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
 permissions:
@@ -87,3 +86,26 @@ jobs:
       - name: Deploy to GitHub Pages
         id: deployment
         uses: actions/deploy-pages@v4
+
+  package:
+    runs-on: ubuntu-latest
+    name: Package Container
+    needs: [ build ] # for ignoring bad builds
+    if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+
+      - name: Build & Push Container
+        uses: docker/build-push-action@v2
+        with:
+          push: true
+          tags: sarsoo/dnstp:latest