:PROPERTIES: :CREATED: [2026-05-11 Mon] :ID: 7e575c8d-aa28-4588-bfa1-5f6144165a13 :END: #+title: Engineering Infrastructure * Engineering Infrastructure - [[file:the-repl-as-cognitive-substrate.org][The REPL as Cognitive Substrate]] — A REPL — Read, Eval, Print, Loop — is an interactive programming environment tha - [[file:the-cybernetic-loop-why-the-metabolic-pipeline-works.org][The Cybernetic Loop: Why the Metabolic Pipeline Works]] — The Perceive → Reason → Act cycle is not a software architecture pattern. It is - [[file:observability-and-the-thought-trace.org][Observability and the Thought Trace]] — When a human asks why the system made a decision, the answer must be findable. I - [[file:literate-programming-as-discipline.org][Literate Programming as Discipline]] — The decision to use Org-mode as the source of truth for code, not just documenta - [[file:the-evaluation-harness.org][The Evaluation Harness]] — SOTA parity is meaningless without measurement. A system that claims to match co - [[file:the-mcp-strategy.org][The MCP Strategy]] — The Model Context Protocol (MCP) is a standard for connecting AI systems to exte - [[file:local-first-architecture.org][Local-First Architecture]] — Passepartout is designed to run on the user's machine, on their hardware, with t - [[file:token-economics-and-performance-advantage.org][Token Economics and Performance Advantage]] — This section analyzes how Passepartout's architectural decisions translate into - [[file:time-awareness-as-a-structural-advantage.org][Time Awareness as a Structural Advantage]] — Passepartout's architecture provides three layers of time awareness, each enable - [[file:definite-description-resolution.org][Definite Description Resolution]] — When the user says "the function that validates secrets," the agent must resolve