Workflow & Review Tracking

[MuhammadKhalilzadeh]

Findings: No visible workflow indicators (status, reviewer assignment, approval flow), hard to understand file lifecycle position.

• Add status labels: Draft, Submitted, In Review, Approved, Needs Update
• Introduce workflow integration with notifications and reminders
• Show review history and next review date

[MuhammadKhalilzadeh]

Please take care of this @Innagl . Under the supervision of @HarshP4585 and me.