feat(github): add auto-conventional-commit hook with opencode integration

- Add prepare-commit-msg git hook that generates conventional commit messages
- Modularize fish configuration with separate conf.d files
- Convert configuration files from .text to .source format for structured data
- Add sops-nix SOPS configuration with explicit secret definitions
- Upgrade age identity to single key file management approach
- Add system activation script for age key management
- Generate .sops.yaml for SOPS creation rules
- Restructure README.md with improved table and cleaner formatting
- Refactor config files to use pkgs.formats.json/toml generators
- Implement YAML format for ashell and walker service configurations
- Update SSH config source to use sops secrets
- Convert zed and other config files to use structured .source format

home/terminal/software/television.nix

@@ -1,11 +1,12 @@
-{pkgs, ...}: {
+{pkgs, ...}: let
+  toJSON = (pkgs.formats.json {}).generate;
+in {
   users.users.someone.packages = with pkgs; [
     television
     nix-search-tv
   ];
-
   xdg.configFile = {
-    "nix-search-tv/config.json".text = builtins.toJSON {
+    "nix-search-tv/config.json".source = toJSON "config.json" {
       indexes = ["nixos" "nixpkgs" "nur"];
     };
     "fish/completions/tv.fish".source = "${pkgs.television}/share/fish/vendor_completions.d/tv.fish";