feat: обновление с Git из админки (/admin/system)

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

src/routes/admin.js

@@ -4,6 +4,7 @@ const { requireAdmin } = require('../middleware/auth');
 const { asyncHandler } = require('../utils/asyncHandler');
 const { ROLE_LABELS } = require('../constants/roles');
 const { notifyIfBackInStock } = require('../services/stock-alerts');
+const gitDeploy = require('../services/git-deploy');
 
 const router = express.Router();
 
@@ -349,4 +350,69 @@ router.post(
   })
 );
 
+router.get(
+  '/system',
+  asyncHandler(async (req, res) => {
+    const fetchRemote =
+      req.query.checked === '1' || req.query.done === '1' || req.query.failed === '1';
+
+    let updateLog = null;
+    let updateOk = false;
+    let updateFail = false;
+    let updateCode = null;
+
+    if (req.query.done === '1' || req.query.failed === '1') {
+      updateLog = req.session.adminUpdateLog || null;
+      updateOk = req.session.adminUpdateOk === true;
+      updateFail = req.session.adminUpdateOk === false;
+      updateCode = req.session.adminUpdateCode ?? null;
+      delete req.session.adminUpdateLog;
+      delete req.session.adminUpdateOk;
+      delete req.session.adminUpdateCode;
+    }
+
+    const git = await gitDeploy.getGitInfo({ fetchRemote: !!fetchRemote });
+    res.render('admin/system', {
+      title: 'Обновление',
+      git,
+      updateLog,
+      updateOk,
+      updateFail,
+      updateCode,
+      confirmError: req.query.error === 'confirm',
+      disabledError: req.query.error === 'disabled',
+    });
+  })
+);
+
+router.post(
+  '/system/check',
+  asyncHandler(async (req, res) => {
+    res.redirect('/admin/system?checked=1');
+  })
+);
+
+router.post(
+  '/system/update',
+  asyncHandler(async (req, res) => {
+    if (!gitDeploy.isUpdateEnabled()) {
+      return res.redirect('/admin/system?error=disabled');
+    }
+    const confirm = (req.body.confirm || '').trim().toLowerCase();
+    if (confirm !== 'update') {
+      return res.redirect('/admin/system?error=confirm');
+    }
+
+    const result = await gitDeploy.runDeployUpdate();
+    req.session.adminUpdateLog = result.output;
+    req.session.adminUpdateOk = result.ok;
+    req.session.adminUpdateCode = result.code;
+
+    if (result.ok) {
+      return res.redirect('/admin/system?done=1');
+    }
+    return res.redirect('/admin/system?failed=1');
+  })
+);
+
 module.exports = router;