Input fields now appear inline next to the section title, matching the
layout pattern used by Projects, Certifications and Attachments sections.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
Full-stack implementation of the Expert Profile tab with 6 sections:
- Skills (tag/chip UI with add/remove)
- Experience (area, years, optional level)
- Languages (language + proficiency level)
- Project History (modal form with dates, role, tasks, company details)
- Certifications (modal form with title, issuer, website, year)
- Attachments (file upload/download as Base64, max 10MB)
Backend: 15 API endpoints, 8 DTOs, full CRUD service with ownership verification.
Frontend: Reusable Modal component (React Portal), ExpertProfileTab orchestrator, 8 section components.
Database: 6 new tables (expert_profiles, expert_experiences, expert_languages, expert_projects, expert_certifications, expert_attachments).
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
