feat(nvim): support javascript/typescript LSP, lint, and formatting

user/modules/nvim.nix

@@ -20,5 +20,7 @@
     ripgrep
     gnumake
     gcc
+    eslint_d
+    prettierd
   ];
 }

user/modules/nvim/lua/plugins/lsp.lua

@@ -6,6 +6,10 @@ return {
       ---@type lspconfig.options
       ---@diagnostic disable-next-line: missing-fields
       servers = {
+        ---@diagnostic disable-next-line: missing-fields
+        tsserver = {},
+        ---@diagnostic disable-next-line: missing-fields
+        eslint = {},
         nil_ls = {},
       },
     },
@@ -49,6 +53,10 @@ return {
       ---@type table<string, conform.FormatterUnit[]>
       formatters_by_ft = {
         nix = { "alejandra" },
+        javascript = { { "prettierd", "prettier" } },
+        javascriptreact = { { "prettierd", "prettier" } },
+        typescript = { { "prettierd", "prettier" } },
+        typescriptreact = { { "prettierd", "prettier" } },
       },
     },
   },