fix(cli): reject pagination modifiers with --count

[yearth]

Summary

• reject explicit --limit, --offset, --budget, and --all with --count
• fail before file or network I/O with an actionable hint
• preserve standalone count behavior and existing error precedence

Tests

• bunx tsc --noEmit
• bunx oxfmt --check .
• bun test --timeout 30000 (277 pass)
• bun run build

[yusukebe]

Hi @yearth

I think silent is fine here, like -L and -s.