TISE 2.0: Rust redesign

[staehle]

TISE 2.0

• Complete rewrite in Rust!
  • Indirectly fixes Bug Report: Issues Building and Running TISE on Linux with Poetry #8 since we no longer use Poetry and Python
• New GUI with dark mode / light mode support!
• New search functionalities!
• New reference browser! Closes Feature: Reference browser #3
• Undo/Redo support!
• Tests! Yes that also gets an exclamation point. Fixed line endings bug, fixes Line endings convert to unix format, file size decrease after save #7

[Copilot]

Pull request overview

This PR represents a complete rewrite of TISE (Terra Invicta Save Editor) from Python to Rust, introducing significant architectural improvements and new features.

Changes:

• Complete rewrite from Python/tkinter to Rust/egui with a modern cross-platform GUI
• New features: search functionality, reference browser, undo/redo support, and comprehensive test suite
• Improved save file handling with byte-for-byte round-trip guarantees and line ending preservation

Reviewed changes

Copilot reviewed 28 out of 41 changed files in this pull request and generated no comments.

Show a summary per file

File	Description
tise/statics.py	Removed Python constants file
tise/app.py	Removed Python application logic
tise/init.py	Removed Python module initialization
pyproject.toml	Removed Poetry configuration
pyinstaller.spec	Removed PyInstaller build specification
poetry.lock	Removed Poetry lockfile
src/lib.rs	New Rust library entry point
src/main.rs	New Rust application entry point
src/statics.rs	New Rust constants and UI strings
src/value.rs	New JSON5 value types with Terra Invicta serialization
src/save.rs	New save file loading/parsing/indexing logic
src/gui.rs	New egui-based GUI implementation with all features
tests/roundtrip.rs	New byte-for-byte roundtrip tests
tests/mutation.rs	New mutation and dirty-flag tests
tests/line_endings.rs	New line ending preservation tests
tests/indexing.rs	New save indexing tests
Cargo.toml	New Rust package configuration
rust-toolchain.toml	New Rust toolchain specification
README.md	Updated documentation for Rust version

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