schema_version: 3
provider: chain
name: text-readability-score
version: 0.1.0

# Composite readability score for any text — Flesch (DE-adapted)
# + Verweistiefe + verb-distance.
#
# Reuse-lens: any project that wants to flag "this text is hard
# to read" — government letters, AGB, scientific abstracts.
provides:
  - capability: text.readability_score
    version: 0.1.0

inputs:
  norm:
    type: json
    description:
      en: NormalizedNorm (output of text.akoma_normalize).
      de: NormalizedNorm (Output von text.akoma_normalize).
  graph:
    type: json
    optional: true
    description:
      en: Optional citation graph from graph.citation_extract — used to compute Verweistiefe.
      de: Optionaler Zitationsgraph aus graph.citation_extract — für Verweistiefe.

outputs:
  score:
    type: json
    description:
      en: |
        { flesch_de: 0..100, depth_index: 0..10,
          composite_frust: 0..10 }.
      de: |
        { flesch_de: 0..100, depth_index: 0..10,
          composite_frust: 0..10 }.

permissions: []