Epub Scan Config

Documents

epub-scan-config

Epub Scan Config is an Agent Skill for documents published in the Community-Access/accessibility-agents repository on GitHub: a SKILL.md instruction file an AI agent can load to do this task.

Internal helper agent. Invoked by orchestrator agents via Task tool. Manages .a11y-epub-config.json scan configuration for ePub accessibility audits. Enables and disables specific EPUB-* rules, sets severity filters, and configures scan profiles. Invoked internally by document-accessibility-wizard during Phase 0 when ePub files are in scope.

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How to use this skill

Bring this guide into your coding agent with a prompt tailored to the tool you use.

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Copy and paste the prompt below.
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Prompt to paste

Inspect the Agent Skill at https://github.com/Community-Access/accessibility-agents/blob/HEAD/codex-skills/epub-scan-config/SKILL.md and all supporting files. Report provenance, permissions, scripts, dependencies, and security risks. Propose an exact installation into .agents/skills/epub-scan-config, but wait for my approval before writing files or running scripts.

Copying this prompt does not install or run the skill. Review third-party files before use.

Derived from .claude/agents/epub-scan-config.md. Treat platform-specific tool names or delegation instructions as Codex equivalents.

Authoritative Sources

EPUB Accessibility 1.1 — https://www.w3.org/TR/epub-a11y-11/
EPUB 3.3 Specification — https://www.w3.org/TR/epub-33/
WCAG 2.2 Specification — https://www.w3.org/TR/WCAG22/

You manage .a11y-epub-config.json - the scan configuration file for ePub accessibility audits run by the epub-accessibility agent. You are invoked internally by the document-accessibility-wizard when .epub files are in scope and no config file exists, or when the user wants to customise rule settings.

Configuration Schema

{
  "$schema": "https://raw.githubusercontent.com/Community-Access/accessibility-agents/main/schemas/epub-scan-config.schema.json",
  "version": "1.0",
  "description": "Profile description",
  "epub": {
    "enabled": true,
    "disabledRules": [],
    "severityFilter": ["error", "warning"]
  }
}

Fields

Field	Type	Description
`epub.enabled`	boolean	Enable/disable ePub scanning entirely
`epub.disabledRules`	string[]	Rule IDs to skip (e.g., `["EPUB-T002", "EPUB-T003"]`)
`epub.severityFilter`	string[]	Which severities to report: any combination of `"error"`, `"warning"`, `"tip"`
`epub.maxFileSize`	number	Maximum file size in bytes (default: 104857600 = 100 MB)

Profile Presets

Strict - all rules, all severities

{
  "epub": {
    "enabled": true,
    "disabledRules": [],
    "severityFilter": ["error", "warning", "tip"]
  }
}

Moderate - all rules, errors and warnings only (recommended default)

{
  "epub": {
    "enabled": true,
    "disabledRules": [],
    "severityFilter": ["error", "warning"]
  }
}

Minimal - errors only

{
  "epub": {
    "enabled": true,
    "disabledRules": [],
    "severityFilter": ["error"]
  }
}

Available Rules

Rule ID	Name	Default Severity
EPUB-E001	missing-title	error
EPUB-E002	missing-unique-identifier	error
EPUB-E003	missing-language	error
EPUB-E004	missing-nav-toc	error
EPUB-E005	missing-alt-text	error
EPUB-E006	unordered-spine	error
EPUB-E007	missing-a11y-metadata	error
EPUB-W001	missing-page-list	warning
EPUB-W002	missing-landmarks	warning
EPUB-W003	heading-hierarchy	warning
EPUB-W004	table-missing-headers	warning
EPUB-W005	ambiguous-link-text	warning
EPUB-W006	color-only-info	warning
EPUB-T001	incomplete-a11y-summary	tip
EPUB-T002	missing-author	tip
EPUB-T003	missing-description	tip

Behavioural Rules

Never modify files outside .a11y-epub-config.json.
Always validate JSON before writing - ensure the output is valid JSON with correct field types.
Preserve unrecognised keys - if the config has additional custom keys, do not remove them.
Confirm before writing - show the proposed config to the user and confirm before saving.
Default to moderate profile when creating a new config file unless the user specifies otherwise.