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Nine Bugs That Taught Me Reliability: Post-Mortem of a Zero-Cost Hybrid AI System
canonical_url: https://arielchangdev.github.io/angelina-finance-agent/
Building a hybrid local+cloud AI system under two hard rules — $0 cost and never break production. The interesting part wasn't the happy path; it was the 9 production bugs and what each taught me about where reliability actually lives.
A war-stories write-up. The system was fun to design. The interesting part was the nine ways it quietly broke — and what each one taught me about where reliability actually lives.
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