Fix: Update ON CONFLICT to use (user_id, work_date) and align reconciliation logic with deployed migrations

Implemented leave application endpoint and added self-service timesheet views for agents and performance tracking for managers

fix: add complete status-history coverage, set started_at correctly, and harden dedup_key + location tracking

feat: file naming

fix: correctly detect uploaded checklist photos by parsing description and eager-loading images

Add ticket completion fields, integrate project requirements caching via cachetools, update completion service, and implement cache invalidation on project updates.

Fix JSONB journey history not persisting by flagging journey_location_history as modified in update_location service.

Add TicketStatusHistory model and integrate automatic status logging into ticket assignment workflow.

feat: better sale orders bulk imports with auto linking for regions