Since you asked about the latest FortiGate firmware and then requested to "create a feature," I have designed a conceptual feature that addresses the most critical modern security challenges found in the current 7.4/7.6 release cycle: Identity-based IoT Anomaly Control.
Here is a proposal for a new feature compatible with the latest FortiOS architecture. latest fortigate firmware
A popular LinkedIn/Reddit post highlighted that 7.6.1 introduced stricter local-in policy processing that broke some management access from specific subnets. Since you asked about the latest FortiGate firmware
set match-vip enable in firewall policies where it was never needed before. Many saw this as a security improvement, but others called it an undocumented breaking change.