Add system settings, one-click deploy, and simplify embed UI.

Remove Gate scout auto-seeding and the manual hub login button while keeping Gate login and instance SSO. Add password change and database backup/restore, plus deploy scripts with env auto-generation.

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

templates/index.html

@@ -9,6 +9,7 @@
     <span class="user">{{ current_user.username }}</span>
     <a href="{{ url_for('admin_groups') }}">分组管理</a>
     <a href="{{ url_for('admin_services') }}">服务管理</a>
+    <a href="{{ url_for('admin_settings') }}">系统设置</a>
     <a href="{{ url_for('logout') }}">退出</a>
   </nav>
 </header>
@@ -131,20 +132,11 @@
             type="button"
             class="btn btn-secondary btn-toolbar-refresh"
             id="frame-gate-login"
-            title="通过本地导航代登录 Gate 扫单（需配置 NAV_GATE_SCOUT_USERNAME / NAV_GATE_SCOUT_PASSWORD）"
+            title="通过本地导航代登录 Gate 服务（需配置 NAV_GATE_SCOUT_USERNAME / NAV_GATE_SCOUT_PASSWORD）"
             hidden
           >
             Gate 登录
           </button>
-          <button
-            type="button"
-            class="btn btn-secondary btn-toolbar-refresh"
-            id="frame-hub-login"
-            title="通过本地导航代登录云端中控（需配置 NAV_HUB_USERNAME / NAV_HUB_PASSWORD）"
-            hidden
-          >
-            中控登录
-          </button>
           <button
             type="button"
             class="btn btn-secondary btn-toolbar-refresh"
@@ -228,7 +220,6 @@
     var btnOpenTab = document.getElementById("frame-open-tab");
     var btnBack = document.getElementById("frame-back-overview");
     var btnBackHub = document.getElementById("frame-back-hub");
-    var btnHubLogin = document.getElementById("frame-hub-login");
     var btnGateLogin = document.getElementById("frame-gate-login");
     var btnInstanceSso = document.getElementById("frame-instance-sso");
     var currentBaseUrl = "";
@@ -282,10 +273,6 @@
       if (btnInstanceSso) btnInstanceSso.hidden = !show;
     }
 
-    function toggleHubLoginBtn(show) {
-      if (btnHubLogin) btnHubLogin.hidden = !show;
-    }
-
     function toggleGateLoginBtn(show) {
       if (btnGateLogin) btnGateLogin.hidden = !show;
     }
@@ -324,12 +311,10 @@
         currentViewMode = "hub";
         toggleInstanceBackBtn(false);
         toggleInstanceSsoBtn(false);
-        toggleHubLoginBtn(true);
         return;
       }
       currentViewMode = "hub-instance";
       toggleInstanceBackBtn(true);
-      toggleHubLoginBtn(false);
       toggleInstanceSsoBtn(!!(instanceNavCtx && instanceNavCtx.exchangeId));
     }
 
@@ -415,7 +400,6 @@
         };
         currentViewMode = "hub-instance";
         if (data.title) nameEl.textContent = data.title;
-        toggleHubLoginBtn(false);
         toggleInstanceBackBtn(true);
         toggleInstanceSsoBtn(!!instanceNavCtx.exchangeId);
         return;
@@ -455,7 +439,6 @@
       };
       currentViewMode = "hub-instance";
       nameEl.textContent = instanceNavCtx.title;
-      toggleHubLoginBtn(false);
       toggleInstanceBackBtn(true);
       applyIframeUrl(data.url);
     });
@@ -508,7 +491,6 @@
         currentNextPath = st.nextPath || currentNextPath;
         nameEl.textContent = st.name || nameEl.textContent;
       }
-      toggleHubLoginBtn(isHubEmbed(currentEmbedKind));
       if (isHubEmbed(currentEmbedKind) && hubAutoLogin) {
         hubLoginViaProxy(function (ok) {
           if (!ok) applyIframeUrl(currentOpenUrl || currentBaseUrl);
@@ -553,19 +535,18 @@
       dashboard.hidden = true;
       frameStack.hidden = false;
       frame.hidden = false;
-      toggleHubLoginBtn(isHubEmbed(currentEmbedKind) && !hubAutoLogin);
-      toggleGateLoginBtn(isGateScoutEmbed(currentEmbedKind) && !gateScoutAutoLogin);
       if (isHubEmbed(currentEmbedKind) && hubAutoLogin) {
         hubLoginViaProxy(function (ok, err) {
           if (!ok) {
             applyIframeUrl(url);
-            toggleHubLoginBtn(true);
+            if (err) console.warn("[LocalNav] 中控代登录失败:", err);
           }
         });
         var nav = preferredNav || findNavLink(url);
         setActive(nav);
         return;
       }
+      toggleGateLoginBtn(isGateScoutEmbed(currentEmbedKind) && !gateScoutAutoLogin);
       if (isGateScoutEmbed(currentEmbedKind) && gateScoutAutoLogin) {
         gateScoutLoginViaProxy(function (ok, err) {
           if (!ok) {
@@ -682,7 +663,6 @@
       frame.hidden = true;
       frameStack.hidden = true;
       dashboard.hidden = false;
-      toggleHubLoginBtn(false);
       toggleGateLoginBtn(false);
       toggleInstanceSsoBtn(false);
       setActive(null);
@@ -731,18 +711,6 @@
       });
     }
 
-    if (btnHubLogin) {
-      btnHubLogin.addEventListener("click", function () {
-        btnHubLogin.disabled = true;
-        hubLoginViaProxy(function (ok, err) {
-          btnHubLogin.disabled = false;
-          if (!ok && err) {
-            window.alert("中控登录失败：\n" + err + "\n\n请检查 LocalNav .env 的 NAV_HUB_USERNAME / NAV_HUB_PASSWORD 是否与云端 hub .env 一致。");
-          }
-        });
-      });
-    }
-
     if (btnInstanceSso) {
       btnInstanceSso.addEventListener("click", function () {
         btnInstanceSso.disabled = true;