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metadata-enforcer

Django-style schemas for Markdown frontmatter.

Declare the shape of a note collection in plain Python, then enforce it. No intermediate YAML DSL, no JSON Schema.

metadata-enforcermetadata-enforcer catching a field that drifted.metadata-enforcer$metadata-enforcer check --schema @v.schemaERROR essays/drift.md: latex: must be a booleanChecked 4 file(s), found 1 invalid$check reports. fix writes the correctionsback. watch does both as you save.A binding file: one notes=module.py:Classper line. The most specific path wins.
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Install

uv tool install metadata-enforcer
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