feat: add Ollama Translate extension

[AdityaZxxx]

Summary

Translate text using local language models with Ollama directly from Vicinae. A privacy-focused alternative to Google Translate

Features

• 82 languages supported
• 3 Commands: translate, instant-copy, instant-paste
• Auto-detect source language
• Multiple Ollama models support

Requirements

• Ollama installed locally
• At least one Ollama model downloaded

Testing

• Build: ✅ Pass
• Lint: ✅ Pass

[aurelleb]

really cool! I think you should probably circumvent the preference system and present the user with a view where they can pick the model they want (and suggest gemma:1b). Because otherwise, the default experience may be very bad if it picks any other model (assuming gemma:1b is not available)

[aurelleb]

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