Function buildVotingMindmap

buildVotingMindmap(
    records: readonly VotingRecord[],
    patterns: readonly VotingPattern[],
    anomalies: readonly VotingAnomaly[],
    _lang?: LanguageCode,
): IntelligenceMindmap | null
Build intelligence mindmap for voting analysis articles.

Constructs a policy domain intelligence map with political group nodes as the primary domain layer, voting pattern sub-topics, and anomaly actors.
Parameters
- records: readonly VotingRecord[]
  Voting records for the period
- patterns: readonly VotingPattern[]
  Political group voting pattern data
- anomalies: readonly VotingAnomaly[]
  Detected voting anomalies
- _lang: LanguageCode = 'en'
  Reserved for future localisation (default: 'en')
Returns IntelligenceMindmap | null
Intelligence mindmap data, or null when all data is placeholder
- Defined in src/generators/analysis-builders.ts:2259