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/file-uri-to-path/test/test.js

@@ -0,0 +1,24 @@
+
+var sep = require('path').sep || '/';
+var assert = require('assert');
+var uri2path = require('../');
+var tests = require('./tests.json');
+
+describe('file-uri-to-path', function () {
+
+  Object.keys(tests).forEach(function (uri) {
+
+    // the test cases were generated from Windows' PathCreateFromUrlA() function.
+    // On Unix, we have to replace the path separator with the Unix one instead of
+    // the Windows one.
+    var expected = tests[uri].replace(/\\/g, sep);
+
+    it('should convert ' + JSON.stringify(uri) + ' to ' + JSON.stringify(expected),
+    function () {
+      var actual = uri2path(uri);
+      assert.equal(actual, expected);
+    });
+
+  });
+
+});