Technical architecture detailed for large-scale AI valet trash command center

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Quiet Hours Valet developed a command center managing eight concurrent AI voice agents, five frontend pages, and eight automation workflows. The system uses Supabase Edge Functions to trigger VAPI webhooks and relies on an eight-table Postgres database schema. The architecture supports a vertically integrated waste services operation running on self-hosted infrastructure. The article serves as a reference for building multi-agent systems using Asterisk PBX, VAPI, or Postgres with Supabase for voice automation.

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