How to update a jsonb column of type array in postgres

Question

My record in Postgres DB look like

Data Structure

ID: int
codes: jsonb    

Example

ID: 1 codes: "[{"op":"C","code":"1"},{"op":"C","code":"2"},{"op":"U"}]"

Update Query I am looking for a way to update codes, and update {\"op\":\"U\"} to {\"op\":\"U\",\"code\":\"3\"}