Module http 

HTTP client with retry, caching, and rate limiting.

All requests are queued and driven by tick(). Results arrive as HttpEvent values polled from drain_events().

Features

• GET, POST, PUT, DELETE, PATCH
• Per-request timeout
• Retry with exponential backoff and jitter
• In-memory response cache (ETag / Last-Modified)
• Rate limiter (token bucket per base URL)
• Connection pooling (keep-alive slot map)
• JSON body helpers
• Binary response support

Structs

HttpClient

Non-blocking HTTP client driven by tick().

HttpRequest

An HTTP request to be issued by the client.

HttpResponse

RateLimiter

Token-bucket rate limiter per base URL.

RequestId

Enums

CachePolicy

HttpError

HttpEvent

Method