Add Mac client mode and simplify local proxy UI

.gitea/workflows/gateway-build.yml

@@ -9,6 +9,8 @@ env:
   DEPLOY_PATH: /opt/vpn-proxy
   BASE_IMAGE: vpn-proxy-runtime-base:bookworm-slim
   RUNTIME_BASE_SOURCE_IMAGE: mirror.gcr.io/library/debian:bookworm-slim
+  APT_MIRROR: http://mirror.yandex.ru/debian
+  APT_SECURITY_MIRROR: http://mirror.yandex.ru/debian-security
   SINGBOX_VERSION: 1.12.13
 
 jobs:
@@ -44,6 +46,8 @@ jobs:
             echo "Runtime base image ${{ env.BASE_IMAGE }} is missing npm; building it now."
             BASE_IMAGE="${{ env.RUNTIME_BASE_SOURCE_IMAGE }}" \
             RUNTIME_BASE_IMAGE="${{ env.BASE_IMAGE }}" \
+            APT_MIRROR="${{ env.APT_MIRROR }}" \
+            APT_SECURITY_MIRROR="${{ env.APT_SECURITY_MIRROR }}" \
             SINGBOX_VERSION="${{ env.SINGBOX_VERSION }}" \
             ./scripts/build-runtime-base.sh
           fi