Marketing Hub: RBAC, i18n (AR/EN), tasks overhaul, team/user merge, tutorial

Features:
- Full RBAC with 3 roles (superadmin/manager/contributor)
- Ownership tracking on posts, tasks, campaigns, projects
- Task system: assign to anyone, filter combobox, visibility scoping
- Team members merged into users table (single source of truth)
- Post thumbnails on kanban cards from attachments
- Publication link validation before publishing
- Interactive onboarding tutorial with Settings restart
- Full Arabic/English i18n with RTL layout support
- Language toggle in sidebar, IBM Plex Sans Arabic font
- Brand-based visibility filtering for non-superadmins
- Manager can only create contributors
- Profile completion flow for new users
- Cookie-based sessions (express-session + SQLite)

server/node_modules/bcrypt/examples/async_compare.js

@@ -0,0 +1,28 @@
+const bcrypt = require('../bcrypt');
+
+(async () => {
+    const start = Date.now();
+
+    // genSalt
+    const salt = await bcrypt.genSalt(10)
+    console.log('salt: ' + salt);
+    console.log('salt cb end: ' + (Date.now() - start) + 'ms');
+
+    // hash
+    const crypted = await bcrypt.hash('test', salt)
+    console.log('crypted: ' + crypted);
+    console.log('crypted cb end: ' + (Date.now() - start) + 'ms');
+    console.log('rounds used from hash:', bcrypt.getRounds(crypted));
+
+    // compare
+    const res = await bcrypt.compare('test', crypted)
+    console.log('compared true: ' + res);
+    console.log('compared true cb end: ' + (Date.now() - start) + 'ms');
+
+    // compare
+    const res2 = await bcrypt.compare('bacon', crypted)
+    console.log('compared false: ' + res2);
+    console.log('compared false cb end: ' + (Date.now() - start) + 'ms');
+
+    console.log('end: ' + (Date.now() - start) + 'ms');
+})();