Update avante config

lua/custom/plugins/avante.lua

@@ -2,15 +2,22 @@ return {
   'yetone/avante.nvim',
   event = 'VeryLazy',
   version = false, -- Never set this value to "*"! Never!
+  ---@module 'avante'
+  ---@type avante.Config
   opts = {
     -- add any opts here
     -- for example
     provider = 'claude',
+    providers = {
       claude = {
         endpoint = 'https://api.anthropic.com',
-      model = 'claude-3-5-sonnet-20241022',
-      temperature = 0,
-      max_tokens = 4096,
+        model = 'claude-sonnet-4-20250514',
+        timeout = 30000,
+        extra_request_body = {
+          temperature = 0.75,
+          max_tokens = 20480,
+        },
+      },
     },
   },
   -- if you want to build from source then do `make BUILD_FROM_SOURCE=true`