Building a Discord Caller (Voice Relay) Bot in Go

Intro If you've ever led a raid in an MMORPG, you know the drill: the boss pulls, everything goes sideways, and you have maybe two seconds to bark precise commands at five different party groups — each with their own role, their own channel, their own job to do. Tanks here, healers there, DPS rotate — all at once, all clearly, all right now. Our guild lived in Discord. Every strategy call, every pre-pull reminder, every panicked "STACK STACK STACK" — all of it happened there. But the moment a big fight started, we had to context-switch to an external app just to broadcast voice across multiple channels at once. One tool for coordination, another for execution. Every raid. That friction is what built go-discord-caller. One bot listens to the raid leader. A pool of speaker bots instantly re-broadcast that voice into every party channel simultaneously — no external app, no tab switching, no lag between the call and the action. Just one voice reaching everyone who needs to hear it, right i