another attempt at docker on mac runners

Author: d-led

.github/workflows/ci.yml

@@ -52,6 +52,8 @@ jobs:
 
   macos:
     runs-on: macos-latest
+    # Note: Docker does not work on Apple Silicon (macos-latest) due to lack of nested virtualization.
+    # If Docker is needed, consider using macos-13 (Intel) or Linux runners.
 
     steps:
     - uses: actions/checkout@v4
@@ -80,69 +82,32 @@ jobs:
         chmod +x scripts/build.sh scripts/test.sh scripts/start-influxdb.sh scripts/stop-influxdb.sh
         ./scripts/build.sh Release
       
-    - name: Install Docker (try Colima)
+    - name: Set up Docker on macOS
       id: docker-setup
       continue-on-error: true
-      run: |
-        echo "docker_available=false" >> $GITHUB_OUTPUT
-        echo "Attempting to set up Docker via Colima..."
-        # Install Docker CLI and Colima (headless Docker for macOS)
-        brew install docker colima docker-compose || true
-        
-        # Try to start Colima (may fail on GitHub Actions runners)
-        if colima start > /dev/null 2>&1; then
-          # Wait for Docker to be ready
-          timeout=60
-          elapsed=0
-          docker_ready=false
-          while [ $elapsed -lt $timeout ]; do
-            if docker info > /dev/null 2>&1; then
-              echo "Docker is ready!"
-              docker_ready=true
-              break
-            fi
-            sleep 2
-            elapsed=$((elapsed + 2))
-          done
-          
-          if [ "$docker_ready" = "true" ] || docker info > /dev/null 2>&1; then
-            echo "docker_available=true" >> $GITHUB_OUTPUT
-          else
-            echo "Docker installed but not responding"
-            echo "docker_available=false" >> $GITHUB_OUTPUT
-          fi
-        else
-          echo "Colima failed to start (known issue on GitHub Actions macOS runners)"
-          echo "docker_available=false" >> $GITHUB_OUTPUT
-        fi
+      uses: douglascamata/setup-docker-macos-action@v1
 
     - name: Start InfluxDB
-      if: steps.docker-setup.outputs.docker_available == 'true'
+      if: steps.docker-setup.outcome == 'success'
       run: |
         ./scripts/start-influxdb.sh
         
     - name: Run tests
-      if: steps.docker-setup.outputs.docker_available == 'true'
+      if: steps.docker-setup.outcome == 'success'
       run: |
         ./scripts/test.sh
     
     - name: Skip integration tests (Docker unavailable)
-      if: steps.docker-setup.outputs.docker_available != 'true'
+      if: steps.docker-setup.outcome != 'success'
       run: |
-        echo "⚠️  Docker/Colima unavailable on macOS runner - skipping integration tests"
+        echo "⚠️  Docker unavailable on macOS runner - skipping integration tests"
         echo "Build completed successfully, but integration tests were skipped."
-        echo "This is a known limitation of Docker on macOS GitHub Actions runners."
+        echo "This is a known limitation of Docker on macOS GitHub Actions runners (Apple Silicon)."
         
     - name: Stop InfluxDB
-      if: always() && steps.docker-setup.outputs.docker_available == 'true'
+      if: always() && steps.docker-setup.outcome == 'success'
       run: |
         ./scripts/stop-influxdb.sh || true
-    
-    - name: Stop Colima
-      if: always()
-      run: |
-        colima stop || true
-        colima delete -f || true
 
   windows:
     runs-on: windows-latest