List Devices - Zig Port

This is a direct port of ../list-devices.js to Zig.

Features

• Authenticates with AWS Cognito
• Fetches device list via GraphQL (AppSync)
• Displays device information
• Checks recirculation status for the first device
• Includes startRecirculation function (not called during testing as requested)

Building

zig build

Running

./zig-out/bin/list-devices

Testing

zig build test

Requirements

• Zig 0.15.2
• .credentials file in parent directory with username and password (one per line)

Implementation Notes

• Uses Zig's standard library HTTP client
• JSON parsing with std.json
• Base64url decoding for JWT tokens
• Proper memory management with allocators
• Error handling with Zig's error unions