diff --git a/tasks/enduro-trails/prototype/check_terrain.js b/tasks/enduro-trails/prototype/check_terrain.js
new file mode 100644
index 0000000..19468d8
--- /dev/null
+++ b/tasks/enduro-trails/prototype/check_terrain.js
@@ -0,0 +1,56 @@
+const { Client } = require('ssh2');
+
+const conn = new Client();
+
+const config = {
+  host: '82.22.50.71',
+  username: 'slin',
+  password: 'motoZ@yaz2010',
+  readyTimeout: 30000
+};
+
+function exec(conn, cmd) {
+  return new Promise((resolve, reject) => {
+    conn.exec(cmd, (err, stream) => {
+      if (err) return reject(err);
+      let out = '', err2 = '';
+      stream.on('data', d => out += d);
+      stream.stderr.on('data', d => err2 += d);
+      stream.on('close', () => resolve({ out: out.trim(), err: err2.trim() }));
+    });
+  });
+}
+
+conn.on('ready', async () => {
+  console.log('✅ Connected\n');
+
+  const checks = [
+    ['SRTM файлов', 'ls /home/slin/enduro-trails/data/srtm/*.hgt 2>/dev/null | wc -l'],
+    ['terrain/hypso PNG', 'find /home/slin/enduro-trails/data/terrain/hypso -name "*.png" 2>/dev/null | wc -l'],
+    ['terrain/hillshade PNG', 'find /home/slin/enduro-trails/data/terrain/hillshade -name "*.png" 2>/dev/null | wc -l'],
+    ['nginx terrain config', 'grep -r "terrain" /etc/nginx/sites-enabled/ /etc/nginx/conf.d/ 2>/dev/null | head -5'],
+    ['nginx status', 'systemctl is-active nginx 2>/dev/null || echo unknown'],
+    ['terrain curl hypso z8', 'curl -o /dev/null -s -w "%{http_code}" "https://openclaw.mva154.duckdns.org/enduro/terrain/hypso/8/75/42.png" 2>/dev/null || echo "no curl"'],
+    ['disk usage terrain', 'du -sh /home/slin/enduro-trails/data/terrain/ 2>/dev/null || echo "not found"'],
+    ['disk usage srtm', 'du -sh /home/slin/enduro-trails/data/srtm/ 2>/dev/null || echo "not found"'],
+    ['running processes gdal', 'pgrep -a gdal 2>/dev/null || echo "none"'],
+    ['running processes python', 'pgrep -a python3 2>/dev/null | grep -v "pgrep" | head -5 || echo "none"'],
+    ['app.js terrain-toggle', 'grep -c "terrain-toggle" /home/slin/enduro-trails/prototype/static/app.js 2>/dev/null || echo "0"'],
+    ['index.html terrain-toggle', 'grep -c "terrain-toggle" /home/slin/enduro-trails/prototype/static/index.html 2>/dev/null || echo "0"'],
+    ['container app.js terrain', 'docker exec prototype-enduro-trails-1 grep -c "terrain-toggle" /app/static/app.js 2>/dev/null || echo "0"'],
+  ];
+
+  for (const [label, cmd] of checks) {
+    const r = await exec(conn, cmd);
+    console.log(`${label}: ${r.out || r.err || '(empty)'}`);
+  }
+
+  conn.end();
+});
+
+conn.on('error', err => {
+  console.error('❌ Connection error:', err.message);
+  process.exit(1);
+});
+
+conn.connect(config);