updated the workflow to have caching and multiplatform and only use ubuntu 24.04

.gitea/workflows/build.yml

@@ -14,7 +14,7 @@ env:
 
 jobs:
   build-and-push:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
 
     steps:
       - name: Checkout code
@@ -50,6 +50,9 @@ jobs:
           context: .
           file: ./Dockerfile
           push: true
+          platforms: linux/amd64,linux/arm64
           tags: |
             ${{ env.REGISTRY }}/${{ env.NAMESPACE }}/${{ env.IMAGE_NAME }}:latest
             ${{ env.REGISTRY }}/${{ env.NAMESPACE }}/${{ env.IMAGE_NAME }}:${{ steps.version.outputs.VERSION }}
+          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.NAMESPACE }}/${{ env.IMAGE_NAME }}:cache
+          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.NAMESPACE }}/${{ env.IMAGE_NAME }}:cache,mode=max