Switch registry from local IP to gitea.kansaigaijin.com

.gitea/workflows/build.yaml

@@ -13,7 +13,7 @@ jobs:
       - name: Login to Gitea Container Registry
         uses: docker/login-action@v3
         with:
-          registry: 192.168.0.10:8418
+          registry: gitea.kansaigaijin.com
           username: ${{ gitea.actor }}
           password: ${{ secrets.docker_builder }}
       - name: Build and push backend
@@ -22,10 +22,10 @@ jobs:
           context: ./backend
           target: runtime
           push: true
-          tags: 192.168.0.10:8418/${{ env.REPO_LC }}/backend:latest
+          tags: gitea.kansaigaijin.com/${{ env.REPO_LC }}/backend:latest
       - name: Build and push frontend
         uses: docker/build-push-action@v5
         with:
           context: ./frontend
           push: true
-          tags: 192.168.0.10:8418/${{ env.REPO_LC }}/frontend:latest
+          tags: gitea.kansaigaijin.com/${{ env.REPO_LC }}/frontend:latest