feat: improve nvim

modules/home-manager/programs/nixvim/presets/aerial.nix

@@ -0,0 +1,64 @@
+{
+  lib,
+  config,
+  ...
+}:
+let
+  cfg = config.presets.aerial;
+in
+{
+  options.presets.aerial = {
+    enable = lib.mkEnableOption "aerial";
+  };
+
+  config = lib.mkIf cfg.enable {
+    keymaps = [
+      {
+        key = "<C-Up>";
+        action = # vim
+          ":AerialPrev<CR>";
+      }
+      {
+        key = "<C-Down>";
+        action = # vim
+          ":AerialNext<CR>";
+      }
+      {
+        key = "fs";
+        mode = "n";
+        action = # vim
+          ":Telescope aerial<CR>";
+      }
+    ];
+    plugins = {
+      aerial = {
+        enable = true;
+        settings = {
+          autojump = true;
+          highlight_on_jump = false;
+          filter_kind = false;
+          open_automatic = true;
+          show_guides = true;
+          backends = [
+            "lsp"
+            "treesitter"
+            "markdown"
+            "asciidoc"
+            "man"
+          ];
+          layout = {
+            placement = "edge";
+            direction = "right";
+          };
+        };
+      };
+      which-key.settings.spec = [
+        {
+          __unkeyed-1 = "fs";
+          group = "Symbols";
+          icon = "󰡱";
+        }
+      ];
+    };
+  };
+}