After #146 add a page to manage additional placeholder defined by the user.
In the same page describe the default placeholders.
Open the page from the options page as the custom prompts page.
Add a button to open the page also from the custom prompts page.
After #146 add a page to manage additional placeholder defined by the user. In the same page describe the default placeholders. Open the page from the options page as the custom prompts page. Add a button to open the page also from the custom prompts page.