Update github workflows for backend docker build

Author: Drock54651

.github/workflows/build-test-backend.yml

@@ -0,0 +1,22 @@
+name: Build Latest Backend Docker Image
+
+defaults:
+  run:
+    working-directory: ./SBOLCanvasBackend
+    
+on:
+    pull_request:
+        types: [opened, synchronize, reopened, closed]
+        branches:
+          - final
+  
+jobs:
+  build-and-push:
+    name: Build image and push to Docker Hub
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+      name: Checkout source code
+    - name: Build the Docker image
+      run: |
+        docker build . --tag synbiohub/sbolcanvas:backend

.github/workflows/latest-backend.yml

@@ -0,0 +1,29 @@
+name: Build Latest Backend Docker Image
+
+
+defaults:
+  run:
+    working-directory: ./SBOLCanvasBackend
+    
+on:
+  push:
+    branches: [ final ]
+  workflow_dispatch:
+  
+jobs:
+  build-and-push:
+    name: Build image and push to Docker Hub
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      name: Checkout source code
+    - name: Build the Docker image
+      run: |
+        docker build . --tag synbiohub/sbolcanvas:backend
+    - uses: azure/docker-login@v1
+      with:
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+    - name: Push the image to Docker Hub
+      run: |
+        docker push synbiohub/sbolcanvas:backend

.github/workflows/release-backend.yml

@@ -0,0 +1,30 @@
+name: Build Newest Release Docker Image
+
+
+defaults:
+  run:
+    working-directory: ./SBOLCanvasBackend
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  build-and-push:
+    name: Build image and push to Docker Hub
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      name: Checkout source code
+    - name: Build the Docker image
+      run: |
+        RELEASE=$(echo $GITHUB_REF | cut -d'/' -f 3)
+        docker build . --tag synbiohub/sbolcanvas:backend-$RELEASE
+    - uses: azure/docker-login@v1
+      with:
+        username: ${{ secrets.DOCKER_USERNAME }}
+        password: ${{ secrets.DOCKER_PASSWORD }}
+    - name: Push the image to Docker Hub
+      run: |
+        RELEASE=$(echo $GITHUB_REF | cut -d'/' -f 3)
+        docker push synbiohub/sbolcanvas:backend-$RELEASE