chore: release v0.2.1

[Tommypop2]

🤖 New release

• code-to-pdf: 0.2.0 -> 0.2.1

Changelog

[0.2.1] - 2025-05-24

🚀 Features

• Get running from the gui working
• Running from GUI now writes file
• Allow configuring number of threads that rayon uses
• Add include_path option

🐛 Bug Fixes

• Remove max_image_size

🚜 Refactor

• Move to cargo workspace
• Migrate logger to crossbeam

⚡ Performance

• Cache processed text width

🧪 Testing

• Logger test now passes

⚙️ Miscellaneous Tasks

• Format
• Clippy + fmt
• Update lockfile
• Fmt + clippy
• Format + clippy

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This PR was generated with release-plz.