feature(nvim): add typst support with lsp and preview for note taking

modules/home-manager/nixvim.nix

@@ -2,9 +2,8 @@
 
 {
   programs.nixvim = {
-    globals.mapleader = " ";
     enable = true;
-    viAlias = false;
+    viAlias = true;
     vimAlias = true;
     opts = {
       number = true;
@@ -14,14 +13,59 @@
       expandtab = true;
       incsearch = true;
     };
+
+    # nvim mapleader
+    globals.mapleader = " ";
+    # colorscheme
     colorschemes.nord.enable = true;
+
+    # nvim plugins
+    plugins.indent-blankline.enable = true;
     plugins.lualine.enable = true;
+    plugins.lsp = {
+      enable = true;
+      # lsp for typst
+      servers.tinymist = {
+        enable = true;
+        settings = {
+          formatterMode = "typstyle";
+          exportPdf = "onSave";
+          semanticTokens = "disable";  # treesitter handles highlighting better
+        };
+      };
+      # minimal lsp keymaps
+      keymaps.lspBuf = {
+        "K"  = "hover";
+        "gd" = "definition";
+        "gr" = "references";
+        "<leader>f" = "format";
+        "<leader>rn" = "rename";
+        "<leader>ca" = "code_action";
+      };
+    };
     plugins.nix.enable = true;
     plugins.nvim-tree.enable = true;
-    plugins.treesitter.enable = true;
     plugins.telescope.enable = true;
+    plugins.treesitter = {
+      enable = true;
+      settings.ensure_installed = [ "typst" ];
+    };
+    plugins.typst-preview = {
+      enable = true;
+      settings = {
+        open_cmd = "firefox %s";
+        dependencies_bin = {
+          tinymist = "tinymist";
+          websocat = null;
+        };
+      };
+    };
+    plugins.typst-vim = {
+      enable = true;
+      settings.pdf_viewer = "zathura";
+    };
     plugins.web-devicons.enable = true;
-    plugins.indent-blankline.enable = true;
+    
     extraPlugins = [ pkgs.vimPlugins.plenary-nvim ];
   };
 }

modules/home-manager/programs.nix

@@ -8,6 +8,7 @@
     fastfetch
     keepassxc
     teamspeak6-client
+    zathura
   ];
 
   # services and other software