This will be a bigger deal than a new model release. It's called Function Hooks, branded as Claude Mods. Here's what it actually means. Today, you can extend Claude Code with basic hooks. Small shell scripts that run at fixed moments. Before a tool runs. After a session starts. That's it. They are limited, and on Windows they often break in weird ways. Function Hooks change that completely. Now a plugin is a real function that can sit inside almost anything Claude Code does. It can watch…