Update dataset card with current v1 and v2 documentation

Remove obsolete source replay audit artifacts from main

Add source replay audit reports

Document original dataset sources

Add dataset card metadata

Add dataset statistics and construction audit

Rebuild Promise and Defactors with complete bags

sync latest cleaned AST dataset: bigvul_c.jsonl

sync latest cleaned AST dataset: bugsinpy_python.jsonl

sync latest cleaned AST dataset: defactors_python.jsonl

sync latest cleaned AST dataset: devign_c.jsonl

sync latest cleaned AST dataset: promise_java.jsonl

reupload unified AST dataset: bigvul_c.jsonl

reupload unified AST dataset: bugsinpy_python.jsonl

reupload unified AST dataset: defactors_python.jsonl

reupload unified AST dataset: devign_c.jsonl

reupload unified AST dataset: promise_java.jsonl

update indexed datasets

update indexed datasets

Add hamnet datasets via LFS

initial commit