Creating branch name tagged image as well as latest

Author: TheMrAnderson

.github/workflows/docker-dev.yml

@@ -13,6 +13,9 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v3
 
+      - name: Extract branch name
+        run: echo "BRANCH_NAME=$(echo ${GITHUB_REF#refs/heads/} | tr '/' '-')" >> $GITHUB_ENV
+
       - name: Login to DockerHub
         uses: docker/login-action@v3
         with:
@@ -24,4 +27,6 @@ jobs:
         with:
           context: .
           push: true
-          tags: themranderson/conversionapi:latest
+          tags: |
+            themranderson/conversionapi:latest
+            themranderson/conversionapi:${{ env.BRANCH_NAME }}