Extension Manager web service

What is the benefit? Why is this valuable?

Make it easy for users to discover and manage extensions.

Introduce the extension concept to selected external contributors in order to obtain content from non-Qt sources.

What are common use cases?

• Discover extensions
• Search for extensions
• Install extension
• Update extension
• Remove installed extension

Technical information

• Use the web backend to provide the service instead of utilizing a static local copy.
• Utilize the updated extension API

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