fix: use global statusline (#607)

README.md

@@ -168,6 +168,14 @@ require('avante').setup ({
 >
 > `avante.nvim` is currently only compatible with Neovim 0.10.1 or later. Please ensure that your Neovim version meets these requirements before proceeding.
 
+> [!NOTE]
+>
+> Recommended **Neovim** options:
+>
+> ```lua
+> -- views can only be fully collapsed with the global statusline
+> vim.opt.laststatus = 3
+
 > [!NOTE]
 >
 > `render-markdown.nvim` is an optional dependency that is used to render the markdown content of the chat history. Make sure to also include `Avante` as a filetype