v0.14.0 - Update to `egui` 0.33

What's Changed

• Use cargo workspaces by @dmackdev in #49
• add kittest tests by @dmackdev in #50
• fix invalid filenames on windows by @dmackdev in #52
• update to egui 0.33 by @dmackdev in #53

Full Changelog: v0.13.0...v0.14.0

🧳 Migration

• Update to egui 0.33.
• Update to Rust 1.88 or higher.