I Built an AI Agent Orchestrator Where Gemma 4 Only Knows What You Teach It

This is a submission for the Gemma 4 Challenge: Build with Gemma 4 What I Built GemmaOrch is a skill-based AI agent orchestrator: you define what an agent knows by dropping Markdown files into a folder, assign those skills to a named agent, and chat with it. The agent powered by Gemma 4 will only answer within the boundaries of those files — it refuses anything outside scope with a precise phrase, never hallucinates expertise it wasn't given. The core idea: agent behavior lives in .md files, not