Step 7: assistant

Calls read_arxiv_source

{
  "file": "sections/2.5_threat.tex",
  "arxiv_id": "2610.13928",
  "max_chars": 6400
}

Calls read_arxiv_source

{
  "file": "sections/3_compiler.tex",
  "arxiv_id": "2610.13928"
}