* fix(imap): fix mojibake in nested emails, empty headers, and date handling
- Add line-by-line mojibake fix fallback for complex emails with mixed content
- Apply empty header cleanup globally to fix nested message/rfc822 parts
- Add locale-independent date formatting (format_imap_date, format_rfc2822_date)
- Fill missing Date header from created_at field
- Fix getSubPart for non-multipart messages
- Accept CREATE requests from clients (e.g. Gmail creating Drafts)
- Strip whitespace from IMAP password
- Use MIMEText instead of MIMEMultipart for sent mail generation
- Keep body in original CTE encoding for correct BODYSTRUCTURE
- Update CHANGELOG (zh/en)
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
* docs: consolidate IMAP changelog entries into single line
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
---------
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>
refactor: modularize IMAP server with fixes and E2E tests
- Modularize IMAP server into imap_server, imap_mailbox, imap_message,
imap_http_client, parse_email, config, models
- Support dual login: JWT token and address+password via backend
- Add STARTTLS support with configurable TLS cert/key
- Fix FETCH/STORE returning UID instead of sequence number (RFC 3501)
- Implement IMessageFile.open() for correct BODY[] raw MIME delivery
- Add UIDNEXT to SELECT response via _cbSelectWork override
- Use per-restart UIDVALIDITY to force client resync
- Pass raw MIME to SimpleMessage for accurate RFC822.SIZE
- Fix SENT mailbox returning empty source
- Handle CREATE command gracefully for Thunderbird compatibility
- Add IMAP E2E tests: auth, LIST, SELECT, STATUS, FETCH, SEARCH,
STORE, UID FETCH, BODY[] integrity, size, seq numbers, SENT mailbox
- Add SMTP E2E tests using nodemailer: send plain/HTML, auth failure,
sendbox verification
- Add sendTestMail helper using admin/send_mail
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>