- Add `rust-toolchain.toml` - Refactor `flake` to consider `rust-toolchain.toml`, especially Rust version - `just`: Add run-sound command - Ignore sound files - Format
- Add `rust-toolchain.toml` - Refactor `flake` to consider `rust-toolchain.toml`, especially Rust version - `just`: Add run-sound command - Ignore sound files - Format