feat: autogen blog admin API

routes/admin.js:
  GET  /autogen — настройки+статистика+очередь+размеры банков тем
  PATCH /autogen/:category — enabled/per_day/run_hour/run_minute
  POST  /autogen/:category/run — ручной запуск генерации
  POST  /autogen/queue — добавить тему с приоритетом
  DELETE /autogen/queue/:id — удалить тему

src/routes/admin.js

@@ -405,3 +405,88 @@ router.get('/logs', async (req, res) => {
     res.json({ errors: all, total: all.length, topErrors });
   } catch (err) { res.status(500).json({ error: err.message }); }
 });
+
+// ── AUTOGEN BLOG ─────────────────────────────────────────────
+
+// GET /api/admin/autogen — статус автогенерации блога
+router.get('/autogen', async (req, res) => {
+  if (!await requireAdmin(req, res)) return;
+  try {
+    const { getAutogenStatus, TOPIC_BANK } = require('../services/autogen');
+    const status = await getAutogenStatus();
+
+    // Статистика статей по категориям за последние 7 дней
+    const { rows: recentStats } = await query(`
+      SELECT category, count(*)::int as cnt_7d,
+        max(created_at) as last_article_at
+      FROM articles
+      WHERE status='published' AND created_at > NOW() - INTERVAL '7 days'
+      GROUP BY category
+    `);
+    const byCategory = Object.fromEntries(recentStats.map(r => [r.category, r]));
+
+    // Очередь тем
+    const { rows: queueItems } = await query(
+      `SELECT * FROM content_queue ORDER BY priority DESC, created_at ASC LIMIT 20`
+    );
+
+    const topicBankSizes = Object.fromEntries(
+      Object.entries(TOPIC_BANK).map(([k, v]) => [k, v.length])
+    );
+
+    res.json({ settings: status, byCategory, queue: queueItems, topicBankSizes });
+  } catch (err) { res.status(500).json({ error: err.message }); }
+});
+
+// PATCH /api/admin/autogen/:category — обновить настройки категории
+router.patch('/autogen/:category', async (req, res) => {
+  if (!await requireAdmin(req, res)) return;
+  try {
+    const { enabled, per_day, run_hour, run_minute } = req.body;
+    const fields = []; const vals = []; let i = 1;
+    if (enabled    !== undefined) { fields.push(`enabled=$${i++}`);    vals.push(enabled); }
+    if (per_day    !== undefined) { fields.push(`per_day=$${i++}`);    vals.push(per_day); }
+    if (run_hour   !== undefined) { fields.push(`run_hour=$${i++}`);   vals.push(run_hour); }
+    if (run_minute !== undefined) { fields.push(`run_minute=$${i++}`); vals.push(run_minute); }
+    if (!fields.length) return res.status(400).json({ error: 'Nothing to update' });
+    vals.push(req.params.category);
+    await query(`UPDATE autogen_settings SET ${fields.join(',')} WHERE category=$${i}`, vals);
+    res.json({ ok: true });
+  } catch (err) { res.status(500).json({ error: err.message }); }
+});
+
+// POST /api/admin/autogen/:category/run — запустить генерацию вручную
+router.post('/autogen/:category/run', async (req, res) => {
+  if (!await requireAdmin(req, res)) return;
+  try {
+    res.json({ ok: true, message: `Генерация категории ${req.params.category} запущена` });
+    const { runAutogenForCategory } = require('../services/autogen');
+    runAutogenForCategory(req.params.category).catch(e =>
+      console.error(`[Autogen manual] ${req.params.category}: ${e.message}`)
+    );
+  } catch (err) { res.status(500).json({ error: err.message }); }
+});
+
+// POST /api/admin/autogen/queue — добавить тему в очередь
+router.post('/autogen/queue', async (req, res) => {
+  if (!await requireAdmin(req, res)) return;
+  const { category, topic, tags = [], keywords = [], priority = 5 } = req.body;
+  if (!category || !topic) return res.status(400).json({ error: 'category и topic обязательны' });
+  try {
+    const { rows: [item] } = await query(
+      `INSERT INTO content_queue (category, topic, tags, keywords, priority)
+       VALUES ($1,$2,$3,$4,$5) RETURNING *`,
+      [category, topic, JSON.stringify(tags), JSON.stringify(keywords), priority]
+    );
+    res.json(item);
+  } catch (err) { res.status(500).json({ error: err.message }); }
+});
+
+// DELETE /api/admin/autogen/queue/:id
+router.delete('/autogen/queue/:id', async (req, res) => {
+  if (!await requireAdmin(req, res)) return;
+  try {
+    await query('DELETE FROM content_queue WHERE id=$1', [req.params.id]);
+    res.json({ ok: true });
+  } catch (err) { res.status(500).json({ error: err.message }); }
+});