Reference & ops

• Testing — drive compositions over HTTP with vt.
• Production & ops — wiring, config, metrics, security, deploys.
• API stability — what’s frozen vs experimental, and what counts as a breaking change pre-1.0.
• h helpers reference — every symbol in the h DSL.
• Troubleshooting — symptom → cause → fix.
• Glossary — the vocabulary (signals, compositions, flush, morph).

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Table of contents

• Testing
• Production & ops
• h helpers reference
• Troubleshooting
• Glossary
• API stability