rearrange font module

modules/font/home.nix

@@ -0,0 +1,49 @@
+{ pkgs, ... }:
+
+let
+  # Custom fonts from local files
+  customFonts = pkgs.stdenvNoCC.mkDerivation {
+    name = "custom-fonts";
+    src = ./fonts;
+
+    installPhase = ''
+      mkdir -p $out/share/fonts
+      find $src -type f \( -iname "*.ttf" -o -iname "*.otf" -o -iname "*.ttc" -o -iname "*.woff" -o -iname "*.woff2" \) -exec cp {} $out/share/fonts/ \;
+    '';
+  };
+in
+{
+  # Font packages
+  home.packages = with pkgs; [
+    # DejaVu font family
+    dejavu_fonts
+
+    # Nerd Fonts with programming ligatures and icon support
+    nerd-fonts.fira-code
+    nerd-fonts.jetbrains-mono
+
+    # Ubuntu font family
+    ubuntu-classic
+
+    # CJK fonts for proper Chinese/Japanese/Korean character display
+    noto-fonts-cjk-sans     # Comprehensive CJK support
+    noto-fonts-cjk-serif    # Serif CJK text support
+    source-han-sans         # High-quality CJK font alternative
+
+    # Traditional Chinese font styles
+    arphic-ukai             # KaiTi style (楷体) - brush stroke style
+    arphic-uming            # MingTi/Song style (宋体) - serif style
+    wqy_zenhei              # WenQuanYi Zen Hei - popular sans-serif with good coverage
+
+    # Japanese fonts
+    ipafont                        # IPA Gothic & Mincho - professional Japanese fonts (ゴシック体・明朝体)
+    mplus-outline-fonts.githubRelease  # M+ Family - modern Japanese font with multiple weights
+    kochi-substitute               # Kochi fonts - legacy MS Gothic/Mincho replacement
+
+    # Custom fonts from config/fonts directory
+    customFonts
+  ];
+
+  # Enable font configuration
+  fonts.fontconfig.enable = true;
+}