Use latest tag for Flutter deploys

.gitea/workflows/build-and-deploy.yml

@@ -11,7 +11,7 @@ jobs:
     env:
       SERVICE_NAME: flutter
       IMAGE_SHA: gitea.dsrptlab.com/mapflow/flutter:${{ github.sha }}
-      IMAGE_MAIN: gitea.dsrptlab.com/mapflow/flutter:main
+      IMAGE_LATEST: gitea.dsrptlab.com/mapflow/flutter:latest
       DOKPLOY_DEPLOY_WEBHOOK: http://sin.dsrptlab.com:3000/api/deploy/b7iCKmvlGMU-2HmI79fcC
     steps:
       - uses: actions/checkout@v4
@@ -40,7 +40,7 @@ jobs:
           docker buildx build \
             --push \
             --tag "$IMAGE_SHA" \
-            --tag "$IMAGE_MAIN" \
+            --tag "$IMAGE_LATEST" \
             --build-arg MAPBOX_ACCESS_TOKEN="${{ secrets.MAPBOX_ACCESS_TOKEN }}" \
             --build-arg MAPBOX_STYLE="mapbox/streets-v12" \
             --build-arg TELEGRAM_BOT_USERNAME="carfteebot" \