I'm looking for a developer to create an SMS filter extension for iPhone that organizes messages into custom categories based on user-defined keywords. Key Requirements: -Only a Text Filter Extension that can be added to the iPhone native messaging app - Organize SMS into custom categories - Define categories using user-defined keywords - Other OTP priority, auto fill and spam filtering fetures to work as it is. No modifications required. Ideal Skills: - Experience with iOS development - Familiarity with SMS APIs and message handling - Strong understanding of keyword-based filtering systems - Ability to create user-friendly interfaces Please provide examples of similar work done.