Push to Docker when running on "main" and tags

Author: nicolas-duvauchel

.github/workflows/docker.yml

@@ -8,10 +8,13 @@ on:
 
 env:
   TEST_TAG: corefiling/pdf2html:test
+  CI_TAG: corefiling/pdf2html:ci-${{ github.run_id }}-${{ github.run_number }}
+  TAG_TAG: corefiling/pdf2html:${{ github.ref_name }}
 
 jobs:
   docker:
     runs-on: ubuntu-latest
+    environment: "PDF2HTML Public Upload Env"
     steps:
       - name: Checkout
         uses: actions/checkout@v3
@@ -36,3 +39,16 @@ jobs:
           docker run --rm --detach -p 8080:8080 --name pdf2html ${{ env.TEST_TAG }}
           dotnet test --filter "FullyQualifiedName=E2E.Tests"
           docker stop pdf2html
+      - if: github.ref_name == 'main' || github.ref_type == 'tag'
+        name: Login to Docker Hub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKERHUB_USER }}
+          password: ${{ secrets.DOCKERHUB_PASS }}
+      - if: github.ref_name == 'main' || github.ref_type == 'tag'
+        name: Push to Docker Hub
+        uses: docker/build-push-action@v4
+        with:
+          context: ./src/Pdf2Html
+          push: true
+          tags: ${{ github.ref_type == 'tag' && env.TAG_TAG || env.CI_TAG }}