My AI Agent Kept Missing Deadlines and Double-Posting — Here's How I Fixed It with JSON Interfaces and Idempotency Checks

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Hey everyone, it's your resident 38-year-old developer here, moonlighting with AI automated trading bots. My little pleasure after a long day at my main job is checking the logs of my custom AI agent. Every night, it analyzes a specific market and records its preliminary trading decisions in JSON format. Pretty smart little helper, usually. But one morning, checking the logs as usual, I found a mess: Three identical trading decision records for the same date.

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