Add SoulFire

[AlexProgrammerDE]

This is the link to the project: SoulFire

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Plugins/Integrations

• Works with Tauri 1.x and onward.
• The project is open source and accepts contributions.
• The repo is at least 30 days old.
• Documentation is in English.
• The project is active and maintained.

Templates

• Works with Tauri 1.x and onward.
• The repo is at least 30 days old.
• Documentation is in English.
• The template provides enough information about how to get started and what's included.
• The template is pretty different from the existing templates.

Apps

• The app is original and not too simple.
• The README is in English.
• The app makes a reasonable effort to be fast, lightweight and secure.
• If the app closed source, evidence of it being built with Tauri is included.

Additional Context

This PR points to SoulFireClient, which is basically just a separate repository for only the tauri frontend part of the project. The main repository only contains the java server code, so I've pointed to the GitHub repo for the tauri app.