feat(source2): push all latest files - device labeling, help system, proxy docs, database isolation fix

- Added DOKUMENTASI-FILTER-PER-SITE.md (site isolation docs)
- Fixed start-with-env.js to force-load .env.production
- Fixed MONGODB_URI hostname from mongodb-netify to mongodb.prod.proit.id
- Updated .gitignore to exclude sensitive scripts and credential files
- Minor UI and labeling improvements

test/get-remote-keys.js

@@ -0,0 +1,22 @@
+const { Client } = require('ssh2');
+const path = require('path');
+
+const SSH = {
+  host: '103.185.47.52',
+  port: 2222,
+  username: 'adminbackend',
+  password: 'htEo7x6LsBQiEHHH',
+  readyTimeout: 60000
+};
+
+const conn = new Client();
+conn.on('ready', () => {
+  conn.exec("node -e \"const fs = require('fs'); const path = require('path'); const root = '/home/adminbackend/web/demoplace.my.id/public_html'; function getFiles(dir, files = {}) { try { const list = fs.readdirSync(dir); for (const item of list) { const fullPath = path.join(dir, item); const stat = fs.statSync(fullPath); if (stat.isDirectory()) { if (item !== 'node_modules' && item !== '.next' && item !== '.git') getFiles(fullPath, files); } else { files[path.relative(root, fullPath)] = true; } } } catch(e) {} return files; } console.log(JSON.stringify(Object.keys(getFiles(path.join(root, 'src')))));\"", (err, stream) => {
+    let out = '';
+    stream.on('data', d => out += d);
+    stream.on('close', () => {
+      console.log('Remote keys:', out);
+      conn.end();
+    });
+  });
+}).connect(SSH);