Point prowlbench config to parquet (consistent builder across configs)

Add prowlbench.parquet so both configs use the parquet builder (fixes prowlbench SplitsNotFoundError)

Replace corpus.jsonl with schema-normalized version (uniform keys, extra->json string)

Point default config to corpus.parquet

Add schema-normalized parquet (fixes DatasetGenerationError: extra->json string, uniform keys, span list)

docs: replace typographic AI-tells with plain ASCII

docs: add Loading snippet + Citation to the dataset card

ProwlBench v2.0: 24,603 cases (8 languages, adversarial hard negatives)

transparent logo (fixes white box on dark theme)

plain prose + noncommercial license

add logo + card

add logo + card

add prowlbench.jsonl

add corpus.jsonl

add README.md

initial commit