strings.TrimPrefix
Returns a given string s without the provided leading prefix string. If s doesn’t start with prefix, s is returned unchanged.
Syntax
strings.TrimPrefix PREFIX STRING
Given the string "aabbaa", the specified prefix is only removed if "aabbaa" starts with it:
{{ strings.TrimPrefix "a" "aabbaa" }} → "abbaa"
{{ strings.TrimPrefix "aa" "aabbaa" }} → "bbaa"
{{ strings.TrimPrefix "aaa" "aabbaa" }} → "aabbaa"