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/dump-remote-db.js

@@ -0,0 +1,90 @@
+const { Client } = require('ssh2');
+
+const SSH = {
+  host: '103.185.47.52',
+  port: 2222,
+  username: 'adminbackend',
+  password: 'htEo7x6LsBQiEHHH',
+  readyTimeout: 60000
+};
+
+const remoteJs = `
+const mongoose = require('/home/adminbackend/web/demoplace.my.id/public_html/backend/node_modules/mongoose');
+
+async function main() {
+  console.log('Remote: Requiring mongoose succeeded. Connecting...');
+  const URI = 'mongodb://backone_user:SusuKudaLiar@103.80.237.29:27017/backone_dpi?authSource=backone_dpi';
+  try {
+    await mongoose.connect(URI, {
+      serverSelectionTimeoutMS: 10000,
+      connectTimeoutMS: 10000,
+    });
+    console.log('Remote: Connected to DB.');
+    const db = mongoose.connection.db;
+    const collections = await db.listCollections().toArray();
+    console.log('Remote: Listed collections.');
+    const result = {};
+    for (const col of collections) {
+      const name = col.name;
+      console.log('Remote: Querying collection ' + name);
+      const count = await db.collection(name).countDocuments({});
+      if (['users', 'tenantconfigs', 'customagentlocations', 'blacklistrules', 'summaries'].includes(name)) {
+        const docs = await db.collection(name).find({}).toArray();
+        result[name] = { count, docs };
+      } else {
+        result[name] = { count };
+      }
+    }
+    console.log('--- JSON_START ---');
+    console.log(JSON.stringify(result));
+    console.log('--- JSON_END ---');
+  } catch (err) {
+    console.error('Remote Error:', err.message);
+  } finally {
+    await mongoose.disconnect();
+    console.log('Remote: Mongoose disconnected.');
+  }
+}
+main();
+`;
+
+const conn = new Client();
+conn.on('ready', () => {
+  const b64 = Buffer.from(remoteJs).toString('base64');
+  conn.exec(`echo "${b64}" | base64 -d | node`, (err, stream) => {
+    if (err) {
+      console.error(err);
+      conn.end();
+      return;
+    }
+    let out = '';
+    stream.on('data', d => {
+      const chunk = d.toString();
+      process.stdout.write(chunk);
+      out += chunk;
+    });
+    stream.stderr.on('data', d => {
+      process.stderr.write(d.toString());
+    });
+    stream.on('close', () => {
+      const startIdx = out.indexOf('--- JSON_START ---');
+      const endIdx = out.indexOf('--- JSON_END ---');
+      if (startIdx !== -1 && endIdx !== -1) {
+        const jsonStr = out.substring(startIdx + '--- JSON_START ---'.length, endIdx).trim();
+        try {
+          const parsed = JSON.parse(jsonStr);
+          console.log('\n--- REMOTE COLLECTIONS INFO ---');
+          for (const [name, info] of Object.entries(parsed)) {
+            console.log(`- ${name}: ${info.count} documents`);
+          }
+          const fs = require('fs');
+          fs.writeFileSync('C:\\Users\\demo\\.gemini\\antigravity-ide\\scratch\\remote_db_dump.json', jsonStr);
+          console.log('\n✓ Saved full DB dump locally to scratch/remote_db_dump.json');
+        } catch (e) {
+          console.error('\nFailed to parse JSON segment:', e.message);
+        }
+      }
+      conn.end();
+    });
+  });
+}).on('error', console.error).connect(SSH);