Additional UART_DATA check and pass bits back to callBack

[rowingdude]

The proposed change should ensure that the callback is only triggered when appropriate conditions are met and that it passes the number of available bytes to the callback.

[github-actions]

Warnings

⚠️

Some issues found for the commit messages in this PR: the commit message "I propose to make this modification so that the callback is only triggered when appropriate conditions are met, and passes the number of available bytes to the callback.": summary should not end with a period (full stop) summary looks empty type/action looks empty the commit message "to PR": summary looks empty type/action looks empty Please fix these commit messages - here are some basic tips: follow Conventional Commits style correct format of commit message should be: <type/action>(<scope/component>): <summary>, for example fix(esp32): Fixed startup timeout issue allowed types are: change,ci,docs,feat,fix,refactor,remove,revert,test sufficiently descriptive message summary should be between 20 to 72 characters and start with upper case letter avoid Jira references in commit messages (unavailable/irrelevant for our customers) TIP: Install pre-commit hooks and run this check when committing (uses the Conventional Precommit Linter).

👋 Hello rowingdude, we appreciate your contribution to this project!

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[github-actions]

Test Results

0 tests   0 ✅  0s ⏱️
0 suites  0 💤
0 files    0 ❌

Results for commit 5850b59.

[Jason2866]

Which use case does generate an issue needing this proposed change?
Do not change file formatting in a PR

[rowingdude]

This is a quality of code improvement. I did not mean to include my spaced out file where I was just trying to read better.

[me-no-dev]

your quality code improvement breaks compilation