fix(fspy): improve intercepting node:fs operations

[wan9chi]

TL;DR

Enhanced file system access tracking with support for additional Node.js and system-level file operations.

What changed?

• Supported & tested tracking for more Node.js file operations:
  • fs.existsSync()
  • fs.statSync()
  • fs.createReadStream()
  • fs.createWriteStream()
  • fs.writeFileSync()
• Improved Unix preload interception:
  • Added interception for access() and faccessat() functions
  • Added Linux-specific syscall interception for statx
• Enhanced Windows file access detection:
  • Improved detection of read/write operations by checking specific file access flags
• Improved test infrastructure:
  • Updated track_child! macro to accept arguments
  • Replaced hardcoded temp paths with proper tempfile usage

[wan9chi]

• refactor(fspy): change AccessMode to bitflags #36
• fix(fspy): improve intercepting node:fs operations #35 👈 (View in Graphite)
• main

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