chore: add UX infrastructure (quickstart, doctor, setup)

Added by ux-rollout.jl batch script.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: hyperpolymath

EXPLAINME.adoc

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+= Standards — EXPLAINME
+:toc: preamble
+
+This document backs up the claims made in README with evidence and rationale.
+
+== What Is This?
+
+Standards is a hyperpolymath project. See README.adoc for usage.
+
+== Why These Choices?
+
+=== Language
+
+The language(s) used in this project were chosen per the hyperpolymath
+language policy (see CLAUDE.md for the full list of allowed/banned languages).
+
+=== Architecture
+
+Architecture decisions are documented in `.machine_readable/` checkpoint files.
+
+== Alternatives Considered
+
+(To be filled in as the project matures.)
+
+== Proof of Claims
+
+(Link formal verification results from the `proven` repo where applicable.)

contractiles/intend/Intentfile.a2ml

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+# SPDX-License-Identifier: PMPL-1.0-or-later
+# Intentfile (A2ML Canonical)
+# Copyright (c) 2026 Jonathan D.A. Jewell (hyperpolymath)
+
+@abstract:
+Declared intent and purpose for Standards.
+@end
+
+## Purpose
+
+Standards — Organization-wide standards, specifications, and governance templates for the Hyperpolymath ecosystem.
+
+## Anti-Purpose
+
+This project is NOT:
+- A fork or wrapper around another tool
+- A monorepo (unless explicitly structured as one)
+
+## If In Doubt
+
+If you are unsure whether a change is in scope, ask.
+Sensitive areas: ABI definitions, license headers, CI workflows.

contractiles/trust/Trustfile.a2ml

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+# SPDX-License-Identifier: PMPL-1.0-or-later
+# Trustfile (A2ML Canonical)
+# Copyright (c) 2026 Jonathan D.A. Jewell (hyperpolymath)
+
+@abstract:
+Trust and provenance verification for Standards.
+Maximal trust by default — LLM may read, build, test, lint, format.
+@end
+
+@trust-level: maximal
+@trust-boundary: repo
+@trust-actions: [read, build, test, lint, format]
+@trust-deny: [delete-branch, force-push, modify-ci-secrets, publish]
+
+## Integrity
+
+### license-content
+- description: LICENSE contains expected SPDX identifier
+- run: grep -q 'SPDX\|License\|MIT\|Apache\|PMPL\|MPL' LICENSE
+- severity: critical
+
+### no-secrets-committed
+- description: No .env or credential files in repo
+- run: test ! -f .env && test ! -f credentials.json && test ! -f .env.local
+- severity: critical