feat(platform): harden telemetry pipeline and unify Semi UI workspaces

deploy/systemd/lingniu-go-feichi-bridge.service

@@ -0,0 +1,28 @@
+[Unit]
+Description=Lingniu Feichi HTTP to GB/T 32960 Bridge
+Documentation=file:/opt/lingniu-go-native/current/docs/ops/feichi-bridge.md
+After=network-online.target docker.service lingniu-go-gateway.service
+Wants=network-online.target
+Requires=docker.service
+
+[Service]
+Type=simple
+WorkingDirectory=/opt/lingniu-go-native/current
+EnvironmentFile=/opt/lingniu-go-native/env/base.env
+EnvironmentFile=/opt/lingniu-go-native/env/feichi-bridge.env
+Environment=GOMEMLIMIT=256MiB
+ExecStart=/opt/lingniu-go-native/current/feichi-bridge
+Restart=always
+RestartSec=5
+LimitNOFILE=65536
+MemoryLimit=384M
+KillSignal=SIGTERM
+TimeoutStopSec=30
+NoNewPrivileges=true
+PrivateTmp=true
+ProtectSystem=full
+ProtectHome=true
+ReadWriteDirectories=/var/lib/lingniu-feichi-bridge
+
+[Install]
+WantedBy=multi-user.target