🔧 Fix Primer3 Docker build with updated actions

Author: ra100

.github/workflows/main.yml

@@ -1,41 +1,36 @@
-# This is a basic workflow to help you get started with Actions
-
 name: Primer3
 
-# Controls when the action will run.
 on:
-  # Triggers the workflow on push or pull request events but only for the master branch
   push:
     branches: [master]
   pull_request:
     branches: [master]
-
-  # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
 
-# A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
-  # This workflow contains a single job called "build"
   build:
-    # The type of runner that the job will run on
     runs-on: ubuntu-latest
-
-    # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
-      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
-      # Runs a set of commands using the runners shell
       - name: Build Primer3
         run: |
           cd lambda
           make
 
-      - name: Build and Publish to Registry
-        uses: elgohr/Publish-Docker-Github-Action@master
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Login to Docker Hub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v3
         with:
-          name: ${{secrets.DOCKER_USERNAME}}/mutation-maker-primer3
           username: ${{ secrets.DOCKER_USERNAME }}
           password: ${{ secrets.DOCKER_PASSWORD }}
-          dockerfile: Dockerfile
-          workdir: lambda
+
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: ./lambda
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ secrets.DOCKER_USERNAME }}/mutation-maker-primer3:latest