ci: build latest

Author: Ale Ornelas

.github/workflows/ghcr.yml

@@ -5,6 +5,7 @@ on:
   push:
     branches:
       - main
+      - 'build/**'
     tags:
       - v*
   release:
@@ -61,6 +62,7 @@ jobs:
             type=ref,event=tag
             type=sha,enable=true,priority=100,prefix=sha-,suffix=,format=long
             type=edge,branch=main
+            type=raw,value=latest,enable=${{ endsWith(github.ref, github.event.repository.default_branch) }}
       
       - name: Build and push
         uses: docker/build-push-action@v2