add roadmap

Author: noisecode3

ROADMAP.md

@@ -0,0 +1,42 @@
+# Roadmap
+
+**TombRaiderLinuxLauncher** is currently in a **prototype** stage and not yet intended for public release.
+This roadmap outlines the steps toward the **0.0.1 initial release**.
+
+---
+
+## ✅ Core Features (Pre-0.0.1)
+
+### Basic Functionality
+
+- Allow deletion of a level (without removing save files), or just its ZIP archive.
+- Update button states appropriately based on context.
+- Implement basic keyboard navigation and shortcuts.
+- Add support for launch flags (e.g. filters and sorting options).
+- Implement core launching functionality for TRLE levels.
+
+### Code Style & Linting
+
+- Add clear, concise comments (including hover tooltips and Doxygen HTML docs).
+- Ensure code passes Codacy and MISRA C++ checks without warnings.
+- Maintain a consistent coding style throughout the codebase.
+- Simplify and clean up complex or redundant code.
+
+### Testing & Debugging
+
+- Add unit tests for:
+  - `GameFileTree`
+  - `Path`
+  - `PyRunner`
+- Remove or clean up debug output/logging.
+- Perform thorough testing and bug fixing.
+
+---
+
+## 🧪 After Initial Release
+
+### Integration with trcustoms.org
+
+- Fetch metadata using JSON and `libcurl`.
+- Use perceptual image hashing (e.g. via `CImg`) and fuzzy string matching
+  ([rapidfuzz-cpp](https://github.com/rapidfuzz/rapidfuzz-cpp))