Update copilot config

nvim/lua/plugins/copilot.lua

@@ -2,5 +2,17 @@ return {
   "zbirenbaum/copilot.lua",
   cmd = "Copilot",
   event = "InsertEnter",
-  opts = {}
+  opts = {
+      suggestion = {
+          auto_trigger = true,
+          auto_refresh = true,
+          keymap = {
+            accept = "<leader><Tab>",
+            dismiss = "<leader><Space>",
+          },
+          filetypes = {
+            markdown = true,
+          }
+      }
+  }
 }