feat(deploy): public repo quick-install via curl (1Panel style)

Co-authored-by: Cursor <cursoragent@cursor.com>

deploy/install-nexus-fresh.sh

@@ -5,16 +5,14 @@
 # 适用：新机已装 1Panel / Docker，空库，走 /app/install.html 安装向导
 # 风格参考 1Panel quick_start.sh：分阶段检查 + 结束输出访问地址
 #
-# 用法（私人 Gitea 勿用无认证 raw，会下到 "Not found."）:
+# 用法（公共仓库，root 下一条命令，参考 1Panel）:
 #
-#   推荐 — 已 clone:
-#     cd /opt/nexus && sudo bash deploy/install-nexus-fresh.sh --skip-clone
+#   curl -fsSL "http://66.154.115.8:3000/admin/Nexus/raw/branch/main/deploy/quick-install.sh" | bash
 #
-#   或 — 带令牌下载后执行:
-#     echo 'NEXUS_GITEA_TOKEN=...' > /root/.nexus-deploy.env && chmod 600 /root/.nexus-deploy.env
-#     sudo bash deploy/download-install-fresh.sh
+# 已 clone 到 /opt/nexus:
+#   cd /opt/nexus && bash deploy/install-nexus-fresh.sh --skip-clone
 #
-#   sudo bash deploy/install-nexus-fresh.sh --profile 4c16g
+#   bash deploy/install-nexus-fresh.sh --profile 4c16g
 #
 # 凭据（任选其一，无需 export）:
 #   - /root/.nexus-deploy.env
@@ -128,7 +126,9 @@ install_root_commands() {
         "${NEXUS_ROOT}/deploy/nexus-1panel.sh" 2>/dev/null || true
     ln -sf "${NEXUS_ROOT}/deploy/nx" /usr/local/bin/nx
     ln -sf "${NEXUS_ROOT}/deploy/install-nexus-fresh.sh" /usr/local/bin/nexus-fresh
+    ln -sf "${NEXUS_ROOT}/deploy/quick-install.sh" /usr/local/bin/nexus-install
     info "已注册全局命令（root 直接输入即可）:"
+    info "  nexus-install   — 一键安装（公共仓库 curl）"
     info "  nx              — 主菜单 / 上帝菜单"
     info "  nexus-fresh     — 全新安装脚本"
 }
@@ -224,16 +224,11 @@ phase_clone() {
         return 0
     fi
     load_credentials
-    if [[ -z "${NEXUS_GITEA_TOKEN:-}" ]]; then
-        error "缺少 Gitea 令牌，无法 clone 私人仓库"
-        error "请任选一种方式:"
-        error "  echo 'NEXUS_GITEA_TOKEN=你的令牌' > /root/.nexus-deploy.env && chmod 600 /root/.nexus-deploy.env"
-        error "  或在仓库 push deploy/nexus-1panel.secrets.sh 后重新运行本脚本"
-        exit 1
-    fi
-
     local url
     url="$(git_clone_url)"
+    if [[ -z "${NEXUS_GITEA_TOKEN:-}" ]]; then
+        info "公共仓库：匿名 git clone（无需令牌）"
+    fi
     mkdir -p "$(dirname "$NEXUS_ROOT")"
 
     if [[ -d "${NEXUS_ROOT}/.git" ]]; then