diff --git a/git-hangman-lab/scripts/external-login-ctrl b/git-hangman-lab/scripts/external-login-ctrl
index 6fb69a3..dfca9a3 100755
--- a/git-hangman-lab/scripts/external-login-ctrl
+++ b/git-hangman-lab/scripts/external-login-ctrl
@@ -33,7 +33,7 @@ if [[ "$enable" == "true" && "$disable" == "true" ]]; then
   exit 1
 fi
 
-REMOTE_HOST="vps.git"
+REMOTE_HOST="server.t0"
 REMOTE_USER="root"
 GITEA_URL="https://git.hangman-lab.top/user/login"
 MAX_RETRIES=10
diff --git a/git-hangman-lab/scripts/gitea b/git-hangman-lab/scripts/gitea
index dd583a7..8b2a9c1 100755
--- a/git-hangman-lab/scripts/gitea
+++ b/git-hangman-lab/scripts/gitea
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -euo pipefail
 
-REMOTE_HOST="vps.git"
+REMOTE_HOST="server.t0"
 REMOTE_USER="root"
 CONTAINER_NAME="git-kc-gitea"
 
diff --git a/git-hangman-lab/scripts/link-keycloak b/git-hangman-lab/scripts/link-keycloak
index c8815b2..98d43e2 100755
--- a/git-hangman-lab/scripts/link-keycloak
+++ b/git-hangman-lab/scripts/link-keycloak
@@ -33,7 +33,7 @@ ESCAPED_USERNAME=$(sql_escape "$USERNAME")
 cleanup() {
   "$SCRIPT_DIR/external-login-ctrl" --disable >/dev/null 2>&1 || true
   if [[ -n "${ORIG_LOGIN_TYPE:-}" && -n "${ORIG_LOGIN_SOURCE:-}" ]]; then
-    ssh root@vps.git "
+    ssh root@server.t0 "
       set -euo pipefail
       . /root/git-kc/.env
       docker exec -i git-kc-mysql mysql -uroot -p\"\$MYSQL_ROOT_PASSWORD\" giteadb -e \"UPDATE user SET login_type=${ORIG_LOGIN_TYPE}, login_source=${ORIG_LOGIN_SOURCE}, login_name=${ORIG_LOGIN_NAME_SQL:-NULL} WHERE name='${ESCAPED_USERNAME}';\"
@@ -48,7 +48,7 @@ rm -f "$COOKIES_FILE" "$KC_LOGIN_HTML" "$KC_POST_LOGIN_HTML" "$KC_POST_LOGIN_LOG
   "$GITEA_CALLBACK_HTML" "$GITEA_LINK_HTML" "$GITEA_LINK_RESP_HTML" "$GITEA_LINK_RESP_LOG"
 
 # Capture original login fields so we can restore them exactly.
-ORIG_STATE=$(ssh root@vps.git "
+ORIG_STATE=$(ssh root@server.t0 "
   set -euo pipefail
   . /root/git-kc/.env
   docker exec -i git-kc-mysql mysql -N -B -uroot -p\"\$MYSQL_ROOT_PASSWORD\" giteadb -e \"SELECT login_type, login_source, COALESCE(login_name, '__NULL__') FROM user WHERE name='${ESCAPED_USERNAME}' LIMIT 1;\"
@@ -114,7 +114,7 @@ if [[ -z "${CSRF_TOKEN:-}" ]]; then
 fi
 
 echo "[INFO] 临时将 login_type 改为本地登录..."
-ssh root@vps.git "
+ssh root@server.t0 "
   set -euo pipefail
   . /root/git-kc/.env
   docker exec -i git-kc-mysql mysql -uroot -p\"\$MYSQL_ROOT_PASSWORD\" giteadb -e \"UPDATE user SET login_type=0, login_source=0, login_name=NULL WHERE name='${ESCAPED_USERNAME}';\"
@@ -130,7 +130,7 @@ curl -v "https://git.hangman-lab.top/user/link_account_signin" \
   2>"$GITEA_LINK_RESP_LOG" || true
 
 echo "[INFO] 恢复原始登录方式..."
-ssh root@vps.git "
+ssh root@server.t0 "
   set -euo pipefail
   . /root/git-kc/.env
   docker exec -i git-kc-mysql mysql -uroot -p\"\$MYSQL_ROOT_PASSWORD\" giteadb -e \"UPDATE user SET login_type=${ORIG_LOGIN_TYPE}, login_source=${ORIG_LOGIN_SOURCE}, login_name=${ORIG_LOGIN_NAME_SQL} WHERE name='${ESCAPED_USERNAME}';\"
diff --git a/git-hangman-lab/scripts/publish-package b/git-hangman-lab/scripts/publish-package
index 3ff457d..d6f103a 100755
--- a/git-hangman-lab/scripts/publish-package
+++ b/git-hangman-lab/scripts/publish-package
@@ -72,8 +72,8 @@ do_docker() {
   lock-mgr acquire "$LOCKFILE" "$KEY"
 
   # Push via SSH tunnel to bypass Cloudflare's 100MB request body limit.
-  # Tunnel forwards 127.0.0.1:$TUNNEL_PORT on this host to Gitea's HTTP port on vps.git.
-  TUNNEL_HOST="root@vps.git"
+  # Tunnel forwards 127.0.0.1:$TUNNEL_PORT on this host to Gitea's HTTP port on server.t0.
+  TUNNEL_HOST="root@server.t0"
   TUNNEL_PORT="5000"
   TUNNEL_LOCAL="127.0.0.1:${TUNNEL_PORT}"
   TUNNEL_CTL="$HOME/.openclaw/.docker-tunnel.sock"
diff --git a/git-hangman-lab/scripts/repo b/git-hangman-lab/scripts/repo
index b7e842a..8416e22 100755
--- a/git-hangman-lab/scripts/repo
+++ b/git-hangman-lab/scripts/repo
@@ -8,7 +8,7 @@ MYSQL_CONTAINER="git-kc-mysql"
 MYSQL_USER="root"
 MYSQL_DB="giteadb"
 MYSQL_ROOT_PASS="K0DprNKJ^vAu3Mx32hMZ%LCzWKElFRfA"
-GIT_HOST="root@vps.git"
+GIT_HOST="root@server.t0"
 
 # ─────────────────────────────────────────────
 # create
diff --git a/keycloak-hangman-lab/scripts/kcadm b/keycloak-hangman-lab/scripts/kcadm
index 66f5d94..4c1bb1c 100755
--- a/keycloak-hangman-lab/scripts/kcadm
+++ b/keycloak-hangman-lab/scripts/kcadm
@@ -2,7 +2,7 @@
 set -euo pipefail
 # pcguard || exit 1
 
-REMOTE_HOST="vps.git"
+REMOTE_HOST="server.t0"
 REMOTE_USER="root"
 CONTAINER_NAME="git-kc-keycloak"
 HOST_CONFIG="/root/.keycloak/kcadm.config"