添加代理节点、配置版本、节点状态和应用记录页面，更新路由和样式，完善相关功能

atsf_server/web/src/pages/ApplyLog/index.js

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+import React, { useEffect, useState } from 'react';
+import { Form, Header, Label, Segment, Table } from 'semantic-ui-react';
+import { API, formatDateTime, showError } from '../../helpers';
+
+const ApplyLog = () => {
+  const [logs, setLogs] = useState([]);
+  const [keyword, setKeyword] = useState('');
+  const [loading, setLoading] = useState(false);
+
+  const loadLogs = async (nodeId = '') => {
+    setLoading(true);
+    const path = nodeId ? `/api/apply-logs/?node_id=${encodeURIComponent(nodeId)}` : '/api/apply-logs/';
+    const res = await API.get(path);
+    const { success, message, data } = res.data;
+    if (success) {
+      setLogs(data || []);
+    } else {
+      showError(message);
+    }
+    setLoading(false);
+  };
+
+  useEffect(() => {
+    loadLogs().then();
+  }, []);
+
+  const submit = async () => {
+    await loadLogs(keyword.trim());
+  };
+
+  return (
+    <Segment loading={loading}>
+      <Header as='h3'>应用记录</Header>
+      <p className='page-subtitle'>按节点查看配置应用成功或失败记录。</p>
+
+      <Form onSubmit={submit}>
+        <Form.Input
+          icon='search'
+          iconPosition='left'
+          placeholder='输入 node_id 过滤应用记录'
+          value={keyword}
+          onChange={(e, { value }) => setKeyword(value)}
+        />
+      </Form>
+
+      <Table celled stackable className='atsf-table'>
+        <Table.Header>
+          <Table.Row>
+            <Table.HeaderCell>Node ID</Table.HeaderCell>
+            <Table.HeaderCell>版本</Table.HeaderCell>
+            <Table.HeaderCell>结果</Table.HeaderCell>
+            <Table.HeaderCell>信息</Table.HeaderCell>
+            <Table.HeaderCell>时间</Table.HeaderCell>
+          </Table.Row>
+        </Table.Header>
+        <Table.Body>
+          {logs.map((log) => (
+            <Table.Row key={log.id}>
+              <Table.Cell>{log.node_id}</Table.Cell>
+              <Table.Cell>{log.version}</Table.Cell>
+              <Table.Cell>
+                {log.result === 'success' ? <Label color='green'>成功</Label> : <Label color='red'>失败</Label>}
+              </Table.Cell>
+              <Table.Cell>{log.message || '无'}</Table.Cell>
+              <Table.Cell>{formatDateTime(log.created_at)}</Table.Cell>
+            </Table.Row>
+          ))}
+        </Table.Body>
+      </Table>
+    </Segment>
+  );
+};
+
+export default ApplyLog;

atsf_server/web/src/pages/ConfigVersion/index.js

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+import React, { useEffect, useState } from 'react';
+import {
+  Button,
+  Header,
+  Icon,
+  Label,
+  Modal,
+  Segment,
+  Table,
+} from 'semantic-ui-react';
+import { API, formatDateTime, showError, showSuccess } from '../../helpers';
+
+const ConfigVersion = () => {
+  const [versions, setVersions] = useState([]);
+  const [loading, setLoading] = useState(false);
+  const [publishing, setPublishing] = useState(false);
+  const [preview, setPreview] = useState(null);
+
+  const loadVersions = async () => {
+    setLoading(true);
+    const res = await API.get('/api/config-versions/');
+    const { success, message, data } = res.data;
+    if (success) {
+      setVersions(data || []);
+    } else {
+      showError(message);
+    }
+    setLoading(false);
+  };
+
+  useEffect(() => {
+    loadVersions().then();
+  }, []);
+
+  const publishConfig = async () => {
+    setPublishing(true);
+    const res = await API.post('/api/config-versions/publish');
+    const { success, message, data } = res.data;
+    if (success) {
+      showSuccess(`发布成功，版本 ${data.version}`);
+      await loadVersions();
+    } else {
+      showError(message);
+    }
+    setPublishing(false);
+  };
+
+  const activateVersion = async (id) => {
+    const res = await API.put(`/api/config-versions/${id}/activate`);
+    const { success, message, data } = res.data;
+    if (success) {
+      showSuccess(`已激活版本 ${data.version}`);
+      await loadVersions();
+    } else {
+      showError(message);
+    }
+  };
+
+  return (
+    <Segment loading={loading}>
+      <div className='page-toolbar'>
+        <div>
+          <Header as='h3'>版本发布</Header>
+          <p className='page-subtitle'>查看历史快照，发布新版本，或重新激活旧版本。</p>
+        </div>
+        <Button primary icon labelPosition='left' loading={publishing} onClick={publishConfig}>
+          <Icon name='plus' />
+          生成新版本
+        </Button>
+      </div>
+
+      <Table celled stackable className='atsf-table'>
+        <Table.Header>
+          <Table.Row>
+            <Table.HeaderCell>版本号</Table.HeaderCell>
+            <Table.HeaderCell>状态</Table.HeaderCell>
+            <Table.HeaderCell>创建人</Table.HeaderCell>
+            <Table.HeaderCell>Checksum</Table.HeaderCell>
+            <Table.HeaderCell>创建时间</Table.HeaderCell>
+            <Table.HeaderCell>操作</Table.HeaderCell>
+          </Table.Row>
+        </Table.Header>
+        <Table.Body>
+          {versions.map((version) => (
+            <Table.Row key={version.id}>
+              <Table.Cell>{version.version}</Table.Cell>
+              <Table.Cell>
+                {version.is_active ? <Label color='green'>当前激活</Label> : <Label>历史版本</Label>}
+              </Table.Cell>
+              <Table.Cell>{version.created_by}</Table.Cell>
+              <Table.Cell title={version.checksum}>{(version.checksum || '').slice(0, 16)}...</Table.Cell>
+              <Table.Cell>{formatDateTime(version.created_at)}</Table.Cell>
+              <Table.Cell>
+                <Button size='small' onClick={() => setPreview(version)}>
+                  预览
+                </Button>
+                {!version.is_active ? (
+                  <Button size='small' positive onClick={() => activateVersion(version.id)}>
+                    激活
+                  </Button>
+                ) : null}
+              </Table.Cell>
+            </Table.Row>
+          ))}
+        </Table.Body>
+      </Table>
+
+      <Modal open={!!preview} onClose={() => setPreview(null)} closeIcon>
+        <Modal.Header>版本预览</Modal.Header>
+        <Modal.Content scrolling>
+          {preview ? (
+            <>
+              <Header as='h4'>快照 JSON</Header>
+              <pre className='atsf-pre'>{preview.snapshot_json}</pre>
+              <Header as='h4'>渲染结果</Header>
+              <pre className='atsf-pre'>{preview.rendered_config}</pre>
+            </>
+          ) : null}
+        </Modal.Content>
+      </Modal>
+    </Segment>
+  );
+};
+
+export default ConfigVersion;

atsf_server/web/src/pages/Node/index.js

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+import React, { useEffect, useState } from 'react';
+import { Header, Label, Segment, Table } from 'semantic-ui-react';
+import { API, formatDateTime, showError } from '../../helpers';
+
+const renderStatus = (status) => {
+  if (status === 'online') {
+    return <Label color='green'>在线</Label>;
+  }
+  return <Label color='grey'>离线</Label>;
+};
+
+const renderApply = (result) => {
+  if (result === 'success') {
+    return <Label color='green'>成功</Label>;
+  }
+  if (result === 'failed') {
+    return <Label color='red'>失败</Label>;
+  }
+  return <Label>暂无</Label>;
+};
+
+const Node = () => {
+  const [nodes, setNodes] = useState([]);
+  const [loading, setLoading] = useState(false);
+
+  const loadNodes = async () => {
+    setLoading(true);
+    const res = await API.get('/api/nodes/');
+    const { success, message, data } = res.data;
+    if (success) {
+      setNodes(data || []);
+    } else {
+      showError(message);
+    }
+    setLoading(false);
+  };
+
+  useEffect(() => {
+    loadNodes().then();
+  }, []);
+
+  return (
+    <Segment loading={loading}>
+      <Header as='h3'>节点状态</Header>
+      <p className='page-subtitle'>查看节点在线状态、当前版本和最近一次应用结果。</p>
+
+      <Table celled stackable className='atsf-table'>
+        <Table.Header>
+          <Table.Row>
+            <Table.HeaderCell>节点名</Table.HeaderCell>
+            <Table.HeaderCell>Node ID</Table.HeaderCell>
+            <Table.HeaderCell>IP</Table.HeaderCell>
+            <Table.HeaderCell>状态</Table.HeaderCell>
+            <Table.HeaderCell>Agent / Nginx</Table.HeaderCell>
+            <Table.HeaderCell>当前版本</Table.HeaderCell>
+            <Table.HeaderCell>最近应用</Table.HeaderCell>
+            <Table.HeaderCell>最近心跳</Table.HeaderCell>
+            <Table.HeaderCell>错误</Table.HeaderCell>
+          </Table.Row>
+        </Table.Header>
+        <Table.Body>
+          {nodes.map((node) => (
+            <Table.Row key={node.id}>
+              <Table.Cell>{node.name}</Table.Cell>
+              <Table.Cell>{node.node_id}</Table.Cell>
+              <Table.Cell>{node.ip}</Table.Cell>
+              <Table.Cell>{renderStatus(node.status)}</Table.Cell>
+              <Table.Cell>{node.agent_version} / {node.nginx_version || 'unknown'}</Table.Cell>
+              <Table.Cell>{node.current_version || '未应用'}</Table.Cell>
+              <Table.Cell>
+                {renderApply(node.latest_apply_result)}
+                <div className='table-meta'>{node.latest_apply_message || '暂无记录'}</div>
+              </Table.Cell>
+              <Table.Cell>{formatDateTime(node.last_seen_at)}</Table.Cell>
+              <Table.Cell>{node.last_error || '无'}</Table.Cell>
+            </Table.Row>
+          ))}
+        </Table.Body>
+      </Table>
+    </Segment>
+  );
+};
+
+export default Node;

atsf_server/web/src/pages/ProxyRoute/index.js

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+import React, { useEffect, useState } from 'react';
+import {
+  Button,
+  Form,
+  Header,
+  Icon,
+  Label,
+  Segment,
+  Table,
+  TextArea,
+} from 'semantic-ui-react';
+import { API, showError, showSuccess, formatDateTime } from '../../helpers';
+
+const initialForm = {
+  domain: '',
+  origin_url: '',
+  enabled: true,
+  remark: '',
+};
+
+const ProxyRoute = () => {
+  const [routes, setRoutes] = useState([]);
+  const [loading, setLoading] = useState(false);
+  const [publishing, setPublishing] = useState(false);
+  const [form, setForm] = useState(initialForm);
+  const [editingId, setEditingId] = useState(null);
+
+  const loadRoutes = async () => {
+    setLoading(true);
+    const res = await API.get('/api/proxy-routes/');
+    const { success, message, data } = res.data;
+    if (success) {
+      setRoutes(data || []);
+    } else {
+      showError(message);
+    }
+    setLoading(false);
+  };
+
+  useEffect(() => {
+    loadRoutes().then();
+  }, []);
+
+  const resetForm = () => {
+    setForm(initialForm);
+    setEditingId(null);
+  };
+
+  const submitRoute = async () => {
+    const payload = {
+      ...form,
+      domain: form.domain.trim(),
+      origin_url: form.origin_url.trim(),
+      remark: form.remark.trim(),
+    };
+    const res = editingId
+      ? await API.put(`/api/proxy-routes/${editingId}`, payload)
+      : await API.post('/api/proxy-routes/', payload);
+    const { success, message } = res.data;
+    if (success) {
+      showSuccess(editingId ? '规则已更新' : '规则已创建');
+      resetForm();
+      await loadRoutes();
+    } else {
+      showError(message);
+    }
+  };
+
+  const deleteRoute = async (id) => {
+    const res = await API.delete(`/api/proxy-routes/${id}`);
+    const { success, message } = res.data;
+    if (success) {
+      showSuccess('规则已删除');
+      await loadRoutes();
+    } else {
+      showError(message);
+    }
+  };
+
+  const publishConfig = async () => {
+    setPublishing(true);
+    const res = await API.post('/api/config-versions/publish');
+    const { success, message, data } = res.data;
+    if (success) {
+      showSuccess(`发布成功，版本 ${data.version}`);
+    } else {
+      showError(message);
+    }
+    setPublishing(false);
+  };
+
+  const beginEdit = (route) => {
+    setEditingId(route.id);
+    setForm({
+      domain: route.domain,
+      origin_url: route.origin_url,
+      enabled: route.enabled,
+      remark: route.remark || '',
+    });
+  };
+
+  return (
+    <Segment loading={loading}>
+      <div className='page-toolbar'>
+        <div>
+          <Header as='h3'>反代规则</Header>
+          <p className='page-subtitle'>维护 Host 到 Origin 的映射，并可直接触发发布。</p>
+        </div>
+        <Button primary icon labelPosition='left' loading={publishing} onClick={publishConfig}>
+          <Icon name='cloud upload' />
+          发布当前规则
+        </Button>
+      </div>
+
+      <Form onSubmit={submitRoute}>
+        <Form.Group widths='equal'>
+          <Form.Input
+            label='域名'
+            placeholder='example.com'
+            value={form.domain}
+            onChange={(e, { value }) => setForm({ ...form, domain: value })}
+          />
+          <Form.Input
+            label='源站地址'
+            placeholder='https://origin.internal'
+            value={form.origin_url}
+            onChange={(e, { value }) => setForm({ ...form, origin_url: value })}
+          />
+        </Form.Group>
+        <Form.Group widths='equal'>
+          <Form.Field
+            control={TextArea}
+            label='备注'
+            placeholder='可选备注'
+            value={form.remark}
+            onChange={(e, { value }) => setForm({ ...form, remark: value })}
+          />
+          <Form.Checkbox
+            toggle
+            label='启用规则'
+            checked={form.enabled}
+            onChange={(e, { checked }) => setForm({ ...form, enabled: checked })}
+            style={{ alignSelf: 'flex-end', marginBottom: '1rem' }}
+          />
+        </Form.Group>
+        <Button primary type='submit'>
+          {editingId ? '保存修改' : '新增规则'}
+        </Button>
+        {editingId ? (
+          <Button type='button' onClick={resetForm}>
+            取消编辑
+          </Button>
+        ) : null}
+      </Form>
+
+      <Table celled stackable className='atsf-table'>
+        <Table.Header>
+          <Table.Row>
+            <Table.HeaderCell>域名</Table.HeaderCell>
+            <Table.HeaderCell>源站地址</Table.HeaderCell>
+            <Table.HeaderCell>状态</Table.HeaderCell>
+            <Table.HeaderCell>备注</Table.HeaderCell>
+            <Table.HeaderCell>更新时间</Table.HeaderCell>
+            <Table.HeaderCell>操作</Table.HeaderCell>
+          </Table.Row>
+        </Table.Header>
+        <Table.Body>
+          {routes.map((route) => (
+            <Table.Row key={route.id}>
+              <Table.Cell>{route.domain}</Table.Cell>
+              <Table.Cell>{route.origin_url}</Table.Cell>
+              <Table.Cell>
+                {route.enabled ? <Label color='green'>启用</Label> : <Label>停用</Label>}
+              </Table.Cell>
+              <Table.Cell>{route.remark || '无'}</Table.Cell>
+              <Table.Cell>{formatDateTime(route.updated_at)}</Table.Cell>
+              <Table.Cell>
+                <Button size='small' onClick={() => beginEdit(route)}>
+                  编辑
+                </Button>
+                <Button size='small' negative onClick={() => deleteRoute(route.id)}>
+                  删除
+                </Button>
+              </Table.Cell>
+            </Table.Row>
+          ))}
+        </Table.Body>
+      </Table>
+    </Segment>
+  );
+};
+
+export default ProxyRoute;