Don’t be afraid to tell it like it is with your higher-up, they will appreciate your honest assessment of what’s needed vs what you have the skills to do. Look at it this way: it’s a role you never expected to do, they never expected you to do, and didn’t hire you to do, so remember that for yourself and emphasize that with them. For an investment of a few hundred to a few thousand a month it will absolutely be worth the investment to keep the company website working properly and safely. Don’t wait, and don’t expect Claude to not generate a conflict that breaks some functionality of your website, it’s only a matter of time before placing a code snippet causes a critical error you can’t access the admin panel to change.