Load banned phrases from the canonical JSON file. Returns the flat array of literal substrings. Caches after first load. Returns null when the canonical file is missing or malformed so callers can emit an explicit violation rather than silently skipping.
Load banned phrases from the canonical JSON file. Returns the flat array of literal substrings. Caches after first load. Returns
nullwhen the canonical file is missing or malformed so callers can emit an explicit violation rather than silently skipping.