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/test-actions-agents.js

@@ -0,0 +1,20 @@
+const path = require('path');
+require('dotenv').config({ path: path.join(__dirname, '../.env.local') });
+
+const { getAgents } = require('../src/lib/actions/agents');
+
+async function main() {
+  const siteUuid = '6681452d_9cae_4ff4_8ae8_0d504774265e';
+  console.log('Calling getAgents with site_uuid:', siteUuid);
+  try {
+    const agents = await getAgents(siteUuid);
+    console.log(`Returned ${agents.length} agents:`);
+    agents.forEach(a => {
+      console.log(`- ID: ${a.id}, UUID: ${a.uuid}, Label: ${a.label}, Status: ${a.last_seen_at?.human}`);
+    });
+  } catch (err) {
+    console.error('Error:', err.message);
+  }
+}
+
+main();