Update github actions

Author: trevorsharp

.github/workflows/docker-main.yml

@@ -1,4 +1,4 @@
-name: Build and Deploy
+name: Build Docker Image
 
 on:
   workflow_dispatch:
@@ -12,42 +12,41 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Prepare Tags
         id: prep
         run: |
           DOCKER_IMAGE=${{ secrets.DOCKER_USERNAME }}/${GITHUB_REPOSITORY#*/}
-          VERSION=latest
 
-          # If this is git tag, use the tag name as a docker tag
-          if [[ $GITHUB_REF == refs/tags/* ]]; then
-            VERSION=${GITHUB_REF#refs/tags/}
+          VERSION=${GITHUB_REF##*/}
+
+          # If this is the main branch, use 'latest' instead
+          if [[ $GITHUB_REF == refs/heads/main ]]; then
+            VERSION=latest
           fi
+
           TAGS="${DOCKER_IMAGE}:${VERSION}"
 
-          # If the VERSION looks like a version number, assume that
-          # this is the most recent version of the image and also
-          # tag it 'latest'.
-          if [[ $VERSION =~ ^v[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
+          # If the version is a version number, also tag with 'latest'
+          if [[ $VERSION =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
             TAGS="$TAGS,${DOCKER_IMAGE}:latest"
           fi
 
           # Tag with the GitHub run id to create a unique tag for this run
           TAGS="$TAGS,${DOCKER_IMAGE}:${GITHUB_RUN_ID}"
 
-          # Set output parameters.
-          echo ::set-output name=tags::${TAGS}
-          echo ::set-output name=docker_image::${DOCKER_IMAGE}
+          echo "tags=${TAGS}" >> $GITHUB_OUTPUT
+          echo "docker_image=${DOCKER_IMAGE}" >> $GITHUB_OUTPUT
 
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@master
+        uses: docker/setup-qemu-action@v2
         with:
           platforms: all
 
       - name: Set up Docker Buildx
         id: buildx
-        uses: docker/setup-buildx-action@master
+        uses: docker/setup-buildx-action@v2
 
       - name: Login to Docker
         if: github.event_name != 'pull_request'