diff --git a/tasks/enduro-trails/prototype/scripts/download_srtm_all6.sh b/tasks/enduro-trails/prototype/scripts/download_srtm_all6.sh
new file mode 100644
index 0000000..8620fca
--- /dev/null
+++ b/tasks/enduro-trails/prototype/scripts/download_srtm_all6.sh
@@ -0,0 +1,57 @@
+#!/bin/bash
+# Download all SRTM tiles for Central Federal District + Chuvashia
+# Using curl with HTTP code check and retry
+
+SRTM_DIR="/home/slin/enduro-trails/data/srtm"
+mkdir -p "$SRTM_DIR"
+cd "$SRTM_DIR"
+BASE_URL="https://s3.amazonaws.com/elevation-tiles-prod/skadi"
+
+TILES=(
+  N55E037 N55E038 N55E039 N55E040
+  N54E037 N54E038 N54E039 N54E040
+  N53E038 N53E039 N53E040 N53E041
+  N52E038 N52E039 N52E040 N52E041
+  N56E037 N56E038 N56E039 N56E040
+  N57E037 N57E038 N57E039 N57E040
+  N58E037 N58E038 N58E039 N58E040
+  N59E038 N59E039 N59E040 N59E041
+  N60E040 N60E041 N60E042
+  N54E042 N54E043 N54E044 N54E045
+  N53E042 N53E043 N53E044 N53E045
+  N52E042 N52E043 N52E044 N52E045
+  N51E038 N51E039 N51E040 N51E041
+  N50E038 N50E039 N50E040 N50E041
+  N55E047 N55E048 N55E049 N55E050
+  N54E047 N54E048 N54E049 N54E050
+  N56E047 N56E048 N56E049 N56E050
+)
+
+for tile in "${TILES[@]}"; do
+  lat="${tile:1:2}"
+  url="${BASE_URL}/${lat}/${tile}.hgt.gz"
+  
+  if [ -f "${tile}.hgt" ]; then
+    echo "SKIP ${tile}"
+    continue
+  fi
+  
+  echo "DL ${tile}"
+  HTTP_CODE=$(curl -s -o "${tile}.hgt.gz" -w "%{http_code}" --max-time 60 "$url")
+  if [ "$HTTP_CODE" = "200" ] && [ -s "${tile}.hgt.gz" ]; then
+    # Verify it's actually gzip
+    if file "${tile}.hgt.gz" | grep -q "gzip"; then
+      gunzip -f "${tile}.hgt.gz"
+      echo "OK ${tile}"
+    else
+      echo "FAIL ${tile} (not gzip, HTTP ${HTTP_CODE})"
+      rm -f "${tile}.hgt.gz"
+    fi
+  else
+    echo "FAIL ${tile} (HTTP ${HTTP_CODE})"
+    rm -f "${tile}.hgt.gz"
+  fi
+done
+
+echo ""
+echo "Total .hgt files: $(ls *.hgt 2>/dev/null | wc -l)"
diff --git a/tasks/enduro-trails/prototype/scripts/upload_and_run.js b/tasks/enduro-trails/prototype/scripts/upload_and_run.js
new file mode 100644
index 0000000..4f09283
--- /dev/null
+++ b/tasks/enduro-trails/prototype/scripts/upload_and_run.js
@@ -0,0 +1,38 @@
+const fs = require('fs');
+const { Client } = require('ssh2');
+
+const scriptContent = fs.readFileSync('/home/node/.openclaw/workspace/tasks/enduro-trails/prototype/scripts/download_srtm_all6.sh', 'utf8');
+const conn = new Client();
+
+conn.on('ready', () => {
+  console.log('SSH connected. Uploading script...');
+  conn.sftp((err, sftp) => {
+    if (err) { console.error('SFTP error:', err); conn.end(); return; }
+    const stream = sftp.createWriteStream('/home/slin/enduro-trails/data/download_srtm6.sh');
+    stream.end(scriptContent);
+    stream.on('close', () => {
+      console.log('Script uploaded. Starting background download...');
+      conn.exec('chmod +x /home/slin/enduro-trails/data/download_srtm6.sh && nohup bash /home/slin/enduro-trails/data/download_srtm6.sh > /home/slin/enduro-trails/data/srtm_download6.log 2>&1 & echo "PID=$!"', (err, stream) => {
+        if (err) { console.error('Exec error:', err); conn.end(); return; }
+        let out = '';
+        stream.on('data', d => out += d);
+        stream.on('close', () => {
+          console.log('Started:', out.trim());
+          conn.end();
+        });
+      });
+    });
+  });
+});
+
+conn.on('error', (err) => {
+  console.error('SSH error:', err.message);
+  process.exit(1);
+});
+
+conn.connect({
+  host: '82.22.50.71',
+  username: 'slin',
+  password: 'motoZ@yaz2010',
+  readyTimeout: 30000
+});