Dat Vu

### Technical 1. For `Mark as all read & unread` - Run the following 2 `jmap request` loops with `limit=30` until no more parts are found in `Email/query`, then stop....

Hi BE team cc @chibenwa @quantranhong1999 , I found a problem: ## Desc: 1. I have set `charset` for attachment files with `mimeType=text/plain` when sending emails and it was successful....

- Tested again and it is working well on `preprod` server after BE release. - We should review and merge it @hoangdat https://github.com/linagora/tmail-flutter/assets/80730648/1fafba55-7e59-4dc9-9755-bdba67ca558c

> @dab246 Should this PR be rebased to `refactor` or we can review it at current state? Rebase on `refactor`. Please review again.

> * [x] @dab246 please rebase and verify Memory leak for this PR. Please check it in both mobile and web. ## Memory leak No leak - Web: https://github.com/user-attachments/assets/c4712777-6f9d-44b5-88da-587da1f3f5a0 -...

Fixed at https://github.com/linagora/tmail-flutter/pull/3160

> * [x] `saving/sending` request was canceled, but `progress dialog` can not be closed > > ### Reproduce: > 1. Setup timeout 100ms > 2. composer email > 3. saving...

> from my point of view, should have one more time for user retry in case of timeout (maybe we should increase timeout). After that, let user know about the...

> Looks cool! > > Few points: > > 1/ > > GIVEN I open composer in TAB A and start input WHEN chick the openCOmposer in TAB A THEN...

> **Suggestion:** > > * [x] Test with rich text Work well. https://github.com/linagora/tmail-flutter/assets/80730648/4d99f38f-4443-4e06-8ec0-d260e2486dc3