- Added review status fields to the public_job_fair_company table to manage company registration states (pending, approved, rejected).
- Enhanced PublicJobFairServiceImpl to handle company registration, review, and job management for companies.
- Updated PublicJobFairMapper.xml with new SQL queries for managing company relations and reviews.
- Created migration script to add review fields and set default values for existing records.
- Introduced new permissions for company users to manage job postings and registration status.
- Added utility methods for ensuring proper role checks and company retrieval.
