Escape % to avoid "invalid capture index problem" when % in the input

Author: ilan-schemoul

lua/chatgpt/flows/actions/chat/init.lua

@@ -49,6 +49,7 @@ function ChatAction:render_template()
   data = vim.tbl_extend("force", {}, data, self.variables)
   local result = self.template
   for key, value in pairs(data) do
+    value = value:gsub("%%", "%%%%")
     result = result:gsub("{{" .. key .. "}}", value)
   end
   return result