Add unreal-angelscript extension

[dimitrijejankov]

Add Unreal Angelscript Extension

This PR adds support for Unreal Engine Angelscript to the Zed extension registr.y.

Unreal Angelscript is a fork of unreal that supports Angelscript https://angelscript.hazelight.se/

The plugin is a port of the visual studio code plugin https://github.com/Hazelight/vscode-unreal-angelscript

What it does

• Adds syntax highlighting for Angelscript files (.as)
• Provides code completion for Angelscript keywords and functions
• Includes basic language support for Angelscript in Zed editor
• Language server integration (requires setup and config)
• Debugging (requires setup and config)

Testing

The extension has been tested with various Angelscript files from Unreal Engine projects and provides proper syntax highlighting and basic editor features.

The server and debugger were only tested on Linux.

Files changed

• extensions/unreal-angelscript - Added as a Git submodule
• extensions.toml - Added entry for the unreal-angelscript extension
• .gitmodules - Updated with new submodule reference

Screenshots

[cla-bot]

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[dimitrijejankov]

@cla-bot check

[cla-bot]

The cla-bot has been summoned, and re-checked this pull request!

[MrSubidubi]

Thanks for this! You'll need a license, check https://zed.dev/docs/extensions/developing-extensions#extension-license-requirements for more information