ci) publish images to dedicated registry host

.gitea/workflows/main-image.yml

@@ -6,7 +6,7 @@ on:
       - main
 
 env:
-  REGISTRY_HOST: git.campbellwireless.net
+  REGISTRY_HOST: registry.campbellwireless.net
   IMAGE_NAME: ${{ github.repository }}
 
 jobs:
@@ -32,7 +32,7 @@ jobs:
       - name: Log in to Gitea registry
         uses: docker/login-action@v3
         with:
-          registry: cloud.campbellwireless.net/git
+          registry: ${{ env.REGISTRY_HOST }}
           username: ${{ secrets.REGISTRY_USERNAME }}
           password: ${{ secrets.REGISTRY_PASSWORD }}
 
@@ -48,5 +48,5 @@ jobs:
           file: ./Dockerfile
           push: true
           tags: |
-            cloud.campbellwireless.net/git/${{ env.IMAGE_NAME }}:latest
-            cloud.campbellwireless.net/git/${{ env.IMAGE_NAME }}:${{ steps.tags.outputs.sha_short }}
+            ${{ env.REGISTRY_HOST }}/${{ env.IMAGE_NAME }}:latest
+            ${{ env.REGISTRY_HOST }}/${{ env.IMAGE_NAME }}:${{ steps.tags.outputs.sha_short }}