Add a new option in user setings: append-only editing. When it's active, text deletion and insertion is not allowed. The only kind of insertion that is allowed is adding newlines. If the cursor is not at the end of the text, it jumps to the end when the user starts typing.
Add a new option in user setings: append-only editing. When it's active, text deletion and insertion is not allowed. The only kind of insertion that is allowed is adding newlines. If the cursor is not at the end of the text, it jumps to the end when the user starts typing.