I built the tool StackOne's CEO said every developer needs

I wasted 30 minutes debugging my AI agent last month. Stepped through the orchestration code, checked the prompt, added console logs everywhere. Turns out the tool call itself was failing. The agent had nothing to do with it. Wrong BambooHR subdomain. Silent redirect. isError: false. Classic. StackOne's CEO posted about this exact problem — test your tools via RPC before wiring into your agent. There's no easy visual tool to do that. So I built one. The 3 bugs that motivated this Bug 1...