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-assets.js

@@ -0,0 +1,28 @@
+const axios = require('axios');
+
+async function main() {
+  console.log('Fetching /login HTML to find asset paths...');
+  const res = await axios.get('https://demoplace.my.id/login');
+  const html = res.data;
+  
+  // Find a CSS asset path
+  const cssMatch = html.match(/\/_next\/static\/chunks\/[a-zA-Z0-9_-]+\.css/);
+  if (cssMatch) {
+    const cssPath = cssMatch[0];
+    console.log('Found CSS path:', cssPath);
+    console.log('Fetching CSS asset from domain...');
+    try {
+      const cssRes = await axios.get(`https://demoplace.my.id${cssPath}`);
+      console.log('CSS Status:', cssRes.status);
+      console.log('CSS Content-Type:', cssRes.headers['content-type']);
+      console.log('CSS Content-Length:', cssRes.headers['content-length']);
+      console.log('CSS Content snippet:', cssRes.data.substring(0, 200));
+    } catch (err) {
+      console.error('Failed to fetch CSS:', err.message);
+    }
+  } else {
+    console.log('No CSS asset path match found in HTML!');
+  }
+}
+
+main().catch(console.error);