catppuccin/nix

AI Summary: Integrate support for the `television` theme from the Catppuccin project into the existing Nix configuration. This involves adapting the existing Nix codebase to accommodate the new theme's color palette and potentially updating documentation.

AI Summary: The task is to debug a Nix build failure for a VS Code extension related to the Catppuccin theme. The error indicates a hash mismatch, suggesting a problem with the dependency resolution or caching within the Nix build process. The solution likely involves investigating the `vscode-extension-catppuccin-vscode` derivation, potentially cleaning the Nix cache, checking for conflicting package versions, or examining the CI environment for discrepancies compared to the local build environment.