62ac6a3d2f
Add isCustomRecoveryPassphraseEnabled() and estimateCustomRecoveryPassphraseStrength() to EnterpriseService, plus the CustomRecoveryPassphraseStrength result types. FOSS builds return false/null so the feature stays gated off; the enterprise implementation (estimator) lands separately in the enterprise repo. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>