docs(docs): add Fastmail JMAP client entry to README

README.md

@@ -224,6 +224,7 @@ ai-job-search/
 │   ├── twenty_client.py               # Minimal Twenty CRM REST client (stdlib only)
 │   ├── twenty_enrich.py               # Twenty enrichment plan: salary ladder, company fills, name cleanup
 │   ├── gather_recent_context.py       # Email-thread → opportunity note sync (deterministic core)
+│   ├── fastmail_client.py             # Lightweight Fastmail JMAP client: email/calendar search, draft replies
 │   └── README_SALARY_TOOL.md          # Salary tool setup instructions
 ├── job_scraper/                       # Scraper state (seen jobs, results)
 ├── upskill/                           # /upskill report output (markdown reports per run)