[PBE 2773] Integrate the Telecom Framework

[liviu-timar]

🎯 Goal

Integrate the Telecom Framework into the SDK.

🛠 Implementation details

Main components & features:

• TelecomHandler
• TelecomCall
• TelecomCompat
• Supports all types of calls
• Supports output/input device switching

🎨 UI Changes

Add relevant screenshots

Before	After
img	img

Add relevant videos

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 (required internally)
• PR targets the develop branch
• 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)
• Tutorial starter kit updated
• Examples/guides starter kits updated (stream-video-examples)

☑️Reviewer Checklist

• XML sample runs & works
• Compose sample runs & works
• Tutorial starter kit
• Example starter kits work
• 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

🎉 GIF

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