Add soyscript language server

For configuring ags, hopefully I won't ever have to use this for more
than that.

users/hu/packages/nvim/config/lua/plugins/lsp/js.lua

@@ -0,0 +1,5 @@
+return function ()
+  require"lspconfig".tsserver.setup {
+    capabilities = require"cmp_nvim_lsp".default_capabilities()
+  }
+end

users/hu/packages/nvim/neovim.nix

@@ -7,6 +7,7 @@
     extraPackages = with pkgs; [
       lua-language-server
       nodePackages.intelephense
+      nodePackages.typescript-language-server
       clang-tools
       ripgrep
       nil