feat: add nixos and hm config

nixcfgs/modules/nixos/fonts.nix

@@ -0,0 +1,55 @@
+{
+  pkgs,
+  config,
+  ...
+}: {
+  environment.systemPackages = with pkgs; [
+    maple-mono.NF
+    sarasa-gothic
+    lxgw-wenkai
+    lxgw-neoxihei
+    noto-fonts-cjk-sans
+    noto-fonts
+    noto-fonts-emoji
+    nerd-fonts.jetbrains-mono
+  ];
+
+  fonts = {
+    enableDefaultPackages = true;
+
+    fontconfig = {
+      enable = true;
+      defaultFonts = {
+        monospace = ["Maple Mono NF" "JetBrainsMono Nerd Font"];
+        serif = ["LXGW WenKai"];
+        sansSerif = ["LXGW Neo XiHei"];
+      };
+    };
+    fontDir.enable = true;
+  };
+
+  system.fsPackages = [pkgs.bindfs];
+  fileSystems = let
+    mkRoSymBind = path: {
+      device = path;
+      fsType = "fuse.bindfs";
+      options = ["ro" "resolve-symlinks" "x-gvfs-hide"];
+    };
+    aggregated = pkgs.buildEnv {
+      name = "system-fonts-and-icons";
+      paths = with pkgs; [
+        libsForQt5.breeze-qt5
+
+        noto-fonts
+        noto-fonts-emoji
+        noto-fonts-cjk-sans
+        noto-fonts-cjk-serif
+      ];
+      pathsToLink = ["/share/fonts" "/share/icons"];
+    };
+  in {
+    # Create an FHS mount to support flatpak host icons/fonts
+    "/usr/share/icons" = mkRoSymBind "${aggregated}/share/icons";
+    "/usr/share/fonts" = mkRoSymBind "${aggregated}/share/fonts";
+  };
+}