feat: corporate ATS scrapers (Ashby, Greenhouse), O&G, government boards, posted_date fixes

fix: api key persistence — delete old keys before insert, add logging, verify saved keys in response

feat: incrementing counter file naming (01_name_company) + fix API key overwrite bug + better LLM logging

fix: preserve raw_text in save_cv — don't overwrite with empty on structured CV saves

fix: isolate ALTER TABLE in own transaction to prevent PG InFailedSqlTransaction + auto-save CV editor

feat: CV diversity profiles, Gemma provider, transferable skills, paste persistence, improved fallback

fix: cast date_found to TIMESTAMP in PG comparisons + migration

fix: _exec must return cursor for both PG and SQLite

fix: _exec returns conn for SQLite instead of cursor + add 6 new job boards (Bruntwork, ScaleArmy, crypto/web3)

fix: psycopg2 needs cursor.execute not conn.execute

feat: add Neon PostgreSQL support via DATABASE_URL + Fly.io deployment config

fix: scrapers, cron, design, filters, categories, graduate detection

Add super admin user role with view toggle

Add password visibility toggle & password reset flow

Initial commit: Joblin platform