feat: introduce meta-configs pattern and relocate fonts config

- Move fonts.toml from deployed location to meta/ directory
- Update install-fonts.ts to read from meta/ and support extras array
- Add comprehensive documentation explaining meta-configs pattern
- Add ZedMono NF font and update Zed editor keybindings/settings

home/dot_config/fontconfig/fonts.toml

@@ -1,31 +0,0 @@
-# Font Configuration for Chezmoi
-# This file defines which fonts to install and configure.
-# Fonts are sourced from Google Fonts automatically.
-#
-# To add a font: Just type its name - fuzzy matching will help if you misspell.
-# To swap fonts: Change the primary, run `chezmoi apply`, done!
-#
-# Run `install-fonts.ts` manually to see available fonts or troubleshoot.
-
-[ui]
-# Sans-serif fonts for user interface elements
-primary = "Inter"
-fallback = "Noto Sans"
-
-[serif]
-# Serif fonts for documents and reading
-primary = "Source Serif 4"
-fallback = "Noto Serif"
-
-[mono]
-# Monospace fonts for code and terminals
-primary = "Geist Mono"
-fallback = "JetBrains Mono"
-
-[emoji]
-# Emoji font for unicode emoji support
-primary = "Noto Color Emoji"
-
-# Optional: Uncomment to install accessibility-focused fonts
-# [accessibility]
-# primary = "Atkinson Hyperlegible"