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/check-ip-mongo.js

@@ -0,0 +1,22 @@
+// test/check-ip-mongo.js
+const { MongoClient } = require('mongodb');
+
+const URI = 'mongodb://backone_user:SusuKudaLiar@103.80.237.29:27017/backone_dpi?authSource=backone_dpi';
+
+async function main() {
+  console.log('Connecting to MongoDB via IP 103.80.237.29...');
+  const client = new MongoClient(URI, { serverSelectionTimeoutMS: 5000 });
+  try {
+    await client.connect();
+    console.log('✓ Successfully connected to MongoDB via IP!');
+    const db = client.db('backone_dpi');
+    const cols = await db.listCollections().toArray();
+    console.log('Collections:', cols.map(c => c.name));
+  } catch (err) {
+    console.error('✗ Connection failed:', err.message);
+  } finally {
+    await client.close();
+  }
+}
+
+main();