chore: 清理 Docker 相关文件并优化前端布局

- 删除 Docker 相关文件 (docker-compose, Dockerfile, nginx.conf, init.sql 等)
- 优化 platforms.html 卡片布局和响应式样式
- 优化 users.html 格式和移动端卡片设计
- 优化 admin.html 页面结构和表格布局
- 修复各页面 min-height 和溢出问题
- 更新导航组件样式

platform/frontend/logs.html

@@ -14,7 +14,7 @@
         .navbar-user { display: flex; align-items: center; gap: 16px; }
         .user-info { display: flex; align-items: center; gap: 8px; }
         .avatar { width: 32px; height: 32px; border-radius: 50%; background: rgba(255,255,255,0.2); display: flex; align-items: center; justify-content: center; font-size: 14px; }
-        .main-content { display: flex; flex: 1; max-width: 1400px; margin: 0 auto; width: 100%; }
+        .main-content { display: flex; flex: 1; max-width: 1400px; margin: 0 auto; }
         .sidebar { width: 180px; background: white; padding: 16px; box-shadow: 2px 0 8px rgba(0,0,0,0.05); }
         
         
@@ -132,16 +132,19 @@
                         this.loadingLogs = false;
                     }
                 },
-                handleLogout() { localStorage.removeItem('authToken'); window.location.href = '/'; },
-                redirectToPage(page) { window.location.href = page; }
+                handleLogout() { localStorage.removeItem('authToken'); localStorage.removeItem('userRole'); localStorage.removeItem('currentUser'); window.location.href = '/login.html'; },
+                redirectToPage(page) { window.location.href = page.startsWith('/') ? page : '/' + page; },
+                checkAuth() {
+                    const token = localStorage.getItem('authToken');
+                    if (!token) { window.location.href = '/login.html'; return; }
+                    fetch('/api/auth/me', { headers: { 'Authorization': 'Bearer ' + token } })
+                        .then(response => response.ok ? response.json() : Promise.reject())
+                        .then(data => { this.currentUser = data.user; this.isAdmin = data.user.role === 'admin'; this.isLoggedIn = true; })
+                        .catch(() => { localStorage.removeItem('authToken'); localStorage.removeItem('userRole'); localStorage.removeItem('currentUser'); window.location.href = '/login.html'; });
+                }
             },
             mounted() {
-                const token = localStorage.getItem('authToken');
-                if (!token) { window.location.href = '/'; return; }
-                fetch('/api/auth/me', { headers: { 'Authorization': 'Bearer ' + token } })
-                    .then(response => response.ok ? response.json() : Promise.reject())
-                    .then(data => { this.currentUser = data.user; this.isAdmin = data.user.role === 'admin'; this.isLoggedIn = true; })
-                    .catch(() => { localStorage.removeItem('authToken'); window.location.href = '/'; });
+                this.checkAuth();
             }
         };
                 const app = Vue.createApp(LogsApp);