fix(lang.vue): update vue lang extra to work with vue-language-server > 3

adapt vue lang extra to breaking changes in vue-language-server:
https://github.com/vuejs/language-tools/wiki/Neovim

lua/lazyvim/plugins/extras/lang/vue.lua

@@ -14,27 +14,12 @@ return {
     opts = { ensure_installed = { "vue", "css" } },
   },
 
-  -- Add LSP servers
-  {
-    "neovim/nvim-lspconfig",
-    opts = {
-      servers = {
-        volar = {
-          init_options = {
-            vue = {
-              hybridMode = true,
-            },
-          },
-        },
-        vtsls = {},
-      },
-    },
-  },
-
-  -- Configure tsserver plugin
+  -- Configure vtsls (the TypeScript plugin host) with @vue/typescript-plugin
   {
     "neovim/nvim-lspconfig",
     opts = function(_, opts)
+      opts.servers.vtsls = opts.servers.vtsls or {}
+      opts.servers.vtsls.filetypes = opts.servers.vtsls.filetypes or {}
       table.insert(opts.servers.vtsls.filetypes, "vue")
       LazyVim.extend(opts.servers.vtsls, "settings.vtsls.tsserver.globalPlugins", {
         {
@@ -47,4 +32,38 @@ return {
       })
     end,
   },
+
+  -- Hook vue_ls to forward requests to vtsls
+  {
+    "neovim/nvim-lspconfig",
+    opts = {
+      servers = {
+        volar = { -- when LazyVim switches to nvim-lspconfig ≥ v2.2.0 rename this to `vue_ls`
+          on_init = function(client)
+            client.handlers["tsserver/request"] = function(_, result, context)
+              -- find the vtsls client
+              local clients = vim.lsp.get_clients({ bufnr = context.bufnr, name = "vtsls" })
+              if #clients == 0 then
+                vim.notify("Could not find `vtsls` client, Vue LSP features will be disabled", vim.log.levels.ERROR)
+                return
+              end
+              local ts_client = clients[1]
+              -- unpack the forwarded request
+              local params = unpack(result)
+              local id, command, payload = unpack(params)
+              -- forward it
+              ts_client:exec_cmd({
+                title = "vue_request_forward",
+                command = "typescript.tsserverRequest",
+                arguments = { command, payload },
+              }, { bufnr = context.bufnr }, function(_, resp)
+                -- send the tsserver/response back to Vue LSP
+                client.notify("tsserver/response", { { id, resp.body } })
+              end)
+            end
+          end,
+        },
+      },
+    },
+  },
 }