install more nvim plugins

modules/nixos/features/nixvim.nix

@@ -12,44 +12,83 @@ in
     environment.variables.EDITOR = "nvim";
     programs.nixvim = {
       enable = true;
-      opts = {
+      clipboard = {
-        shiftwidth = 2;
+        providers.wl-copy.enable = true;
-        number = true;
+        register = "unnamedplus";
-        relativenumber = true;
-        autoindent = true;
-        tabstop = 2;
-        expandtab = true;
       };
       colorschemes.catppuccin = {
         enable = true;
         settings.background.dark = "mocha";
       };
+      dependencies = {
+        tree-sitter.enable = true;
+        nodejs.enable = true;
+        gcc.enable = true;
+      };
+      diagnostic.settings.virtual_lines = true;
+      opts = {
+        autoindent = true;
+        expandtab = true;
+        number = true;
+        relativenumber = true;
+        shiftwidth = 2;
+        tabstop = 2;
+      };
       plugins = {
+        # autoclose brackets
+        autoclose.enable = true;
+
+        # completion window
         cmp = {
           enable = true;
           autoEnableSources = true;
+          settings = {
+            mapping = {
+              "<C-Space>" = "cmp.mapping.complete()";
+              "<C-d>" = "cmp.mapping.scroll_docs(-4)";
+              "<C-e>" = "cmp.mapping.close()";
+              "<C-f>" = "cmp.mapping.scroll_docs(4)";
+              "<CR>" = "cmp.mapping.confirm({ select = true })";
+              "<S-Tab>" = "cmp.mapping(cmp.mapping.select_prev_item(), {'i', 's'})";
+              "<Tab>" = "cmp.mapping(cmp.mapping.select_next_item(), {'i', 's'})";
             };
-        cmp-nvim-lsp.enable = true;
+            sources = [
-        cmp_luasnip.enable = true;
+              { name = "nvim_lsp"; }
-        cmp-treesitter.enable = true;
+              { name = "path"; }
-        cmp-async-path.enable = true;
+              { name = "buffer"; }
-        cmp-npm.enable = true;
+            ];
-        cmp-emoji.enable = true;
+          };
-        cmp-dictionary.enable = true;
+        };
-        cmp-calc.enable = true;
+
+        # git changes in margin
+        gitsigns.enable = true;
+
+        # opens last edit position
+        lastplace.enable = true;
+
+        # lsp servers
         lsp = {
           enable = true;
+          inlayHints = true;
           servers = {
             nixd.enable = true;
-            rust_analyzer.enable = true;
+            rust_analyzer = {
+              enable = true;
+              installCargo = true;
+              installRustc = true;
+            };
           };
         };
         lsp-format.enable = true;
-        autoclose.enable = true;
+        lsp-lines.enable = true;
+        lsp-signature.enable = true;
+        lspkind.enable = true;
+
+        # status bar
         lualine.enable = true;
-        luasnip.enable = true;
+
+        # syntax highlighting
         treesitter.enable = true;
-        lastplace.enable = true;
       };
     };
   };