disable nvim-tree, lazy load some plugins, set claude-sonnet-4.6 as default llm

lua/plugins/init.lua

@@ -16,6 +16,7 @@ return {
             }
         }
     },
+    { "nvim-tree/nvim-tree.lua",  enabled = false },
     -- Basic plugins
     {"nat-418/boole.nvim", lazy = false},
     {"lambdalisue/suda.vim", lazy = false},
@@ -74,7 +75,7 @@ return {
     },
     {
         "nvim-treesitter/nvim-treesitter",
-        lazy = false,
+        lazy = true,
         branch = "main",
         build = ":TSUpdate"
     },
@@ -82,13 +83,6 @@ return {
         "xiyaowong/transparent.nvim",
         lazy = false,
         priority = 1000,
-        config = function()
-            require("transparent").setup(
-                {
-                    exclude = {}
-                }
-            )
-        end
     },
     {
         "mfussenegger/nvim-dap",
@@ -121,6 +115,7 @@ return {
         "zbirenbaum/copilot.lua",
         cmd = "Copilot",
         event = "InsertEnter",
+        lazy = true,
         config = function()
             require("copilot").setup(
                 {
@@ -154,6 +149,7 @@ return {
     },
     {
         "CopilotC-Nvim/CopilotChat.nvim",
+        lazy = true,
         branch = "main",
         dependencies = {
             {"zbirenbaum/copilot.lua"},
@@ -163,7 +159,7 @@ return {
             full_diff = true
         },
         opts = {
-            model = "claude-opus-4.6",
+            model = "claude-sonnet-4.6",
             context = "buffer",
             border = "rounded",
             show_help = false,