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/ip-address/dist/common.d.ts

@@ -0,0 +1,15 @@
+import { Address4 } from './ipv4';
+import { Address6 } from './ipv6';
+export interface ReverseFormOptions {
+    omitSuffix?: boolean;
+}
+export declare function isInSubnet(this: Address4 | Address6, address: Address4 | Address6): boolean;
+export declare function isCorrect(defaultBits: number): (this: Address4 | Address6) => boolean;
+export declare function numberToPaddedHex(number: number): string;
+export declare function stringToPaddedHex(numberString: string): string;
+/**
+ * @param binaryValue Binary representation of a value (e.g. `10`)
+ * @param position Byte position, where 0 is the least significant bit
+ */
+export declare function testBit(binaryValue: string, position: number): boolean;
+//# sourceMappingURL=common.d.ts.map