Introduce message delivery receipts

[andremion]

🎯 Goal

Describe why we are making this change

🛠 Implementation details

Describe the implementation

🎨 UI Changes

Add relevant screenshots

Before	After
img	img

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Before	After

🧪 Testing

Explain how this change can be tested (or why it can't be tested)

Provide a patch below if it is necessary for testing

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☑️Contributor Checklist

General

• I have signed the Stream CLA (required)
• Assigned a person / code owner group (required)
• Thread with the PR link started in a respective Slack channel (#android-chat-core or #android-chat-ui) (required)
• PR is linked to the GitHub issue it resolves

Code & documentation

• Changelog is updated with client-facing changes
• New code is covered by unit tests
• Comparison screenshots added for visual changes
• Affected documentation updated (KDocs, docusaurus, tutorial)

☑️Reviewer Checklist

• UI Components sample runs & works
• Compose sample runs & works
• UI Changes correct (before & after images)
• Bugs validated (bugfixes)
• New feature tested and works
• Release notes and docs clearly describe changes
• All code we touched has new or updated KDocs
• Check the SDK Size Comparison table in the CI logs

🎉 GIF

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[github-actions]

SDK Size Comparison 📏

SDK	Before	After	Difference	Status
stream-chat-android-client	3.23 MB	3.23 MB	0.00 MB	🟢
stream-chat-android-offline	3.45 MB	3.46 MB	0.00 MB	🟢
stream-chat-android-ui-components	10.54 MB	10.55 MB	0.00 MB	🟢
stream-chat-android-compose	12.77 MB	12.77 MB	0.00 MB	🟢

[sonarqubecloud]

Quality Gate passed

Issues
1 New issue
0 Accepted issues

Measures
0 Security Hotspots
89.5% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud