Add 32-frame limit note for animated GIF custom emojis

[fmartingr]

Summary

Documents that animated GIF custom emojis are limited to 32 frames, adding this note to the existing custom emoji upload step in the end-user guide.

Jira: MM-69126

Change

Appends "Animated GIF emojis are limited to 32 frames." to the custom emoji image upload instructions in react-with-emojis-gifs.rst.

[Copilot]

Pull request overview

Documents an upload constraint for animated GIF custom emojis in the end-user guide, helping users avoid failed uploads due to unsupported GIF complexity.

Changes:

• Adds a note that animated GIF custom emojis are limited to 32 frames in the custom emoji upload steps.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro

Run ID: 3306c163-a707-49e9-8188-af5aa3fec539

📥 Commits

Reviewing files that changed from the base of the PR and between 3c06b7d and 7c6463e.

📒 Files selected for processing (1)

• source/end-user-guide/collaborate/react-with-emojis-gifs.rst

✅ Files skipped from review due to trivial changes (1)

• source/end-user-guide/collaborate/react-with-emojis-gifs.rst

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📝 Walkthrough

Walkthrough

Documentation for custom emoji uploads is updated to specify that animated GIF emojis are limited to 32 frames.

Changes

Emoji GIF frame limit documentation

Layer / File(s)	Summary
Custom emoji GIF frame limit constraint source/end-user-guide/collaborate/react-with-emojis-gifs.rst	The custom emoji upload procedure is updated to add a note that animated GIF emojis are limited to 32 frames.

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title accurately and specifically describes the main change: adding a documentation note about the 32-frame limit for animated GIF custom emojis.
Description check	✅ Passed	The description clearly relates to the changeset, providing context about documenting the 32-frame limit for animated GIF custom emojis and specifying the file being modified.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch MM-69126

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[github-actions]

Newest code from mattermost has been published to preview environment for Git SHA 3c06b7d

[github-actions]

Newest code from mattermost has been published to preview environment for Git SHA 7c6463e