avante adjust for markview

lua/plugins/markview.lua

@@ -2,6 +2,36 @@ return {
   'OXY2DEV/markview.nvim',
   lazy = false,
   config = function()
+    require('markview').setup({
+      preview = {
+        filetypes = {
+          'md',
+          'markdown',
+          'norg',
+          'rmd',
+          'org',
+          'vimwiki',
+          'typst',
+          'latex',
+          'quarto',
+          'Avante',
+          'codecompanion',
+        },
+        ignore_buftypes = {},
+
+        condition = function(buffer)
+          local ft, bt = vim.bo[buffer].ft, vim.bo[buffer].bt;
+
+          if bt == 'nofile' and ft == 'Avante' then
+            return true;
+          elseif bt == 'nofile' then
+            return false;
+          else
+            return true;
+          end
+        end
+      }
+    })
     vim.api.nvim_create_autocmd('User', {
       pattern = 'MarkviewAttach',
       callback = function(event)