docs: add messaging enhancements implementation plan

19 tasks across 7 chunks covering 6 features:
flash messages, form hints, read receipts,
recipient preview, branded email, file attachments.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
Maciej Pienczyn 2026-03-11 17:18:39 +01:00
parent ea7e021452
commit e3980f046f

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