feat: changes UI info based on config for limits

lib/mv/config.ex

@@ -62,6 +62,25 @@ defmodule Mv.Config do
     get_csv_import_config(:max_rows, 1000)
   end
 
+  @doc """
+  Returns the maximum file size for CSV imports in megabytes.
+
+  Reads the `max_file_size_mb` value from the CSV import configuration.
+
+  ## Returns
+
+    - Maximum file size in megabytes (default: 10)
+
+  ## Examples
+
+      iex> Mv.Config.csv_import_max_file_size_mb()
+      10
+  """
+  @spec csv_import_max_file_size_mb() :: pos_integer()
+  def csv_import_max_file_size_mb do
+    get_csv_import_config(:max_file_size_mb, 10)
+  end
+
   # Helper function to get CSV import config values
   defp get_csv_import_config(key, default) do
     Application.get_env(:mv, :csv_import, [])