v2.48.2

mikeqzy/3dgs-avatar-releasev2.48.2Mar 25, 2026by github-actions[bot]

AI Summary

Introduces parallel backend crawling, allowing multiple browser engines to race for the best HTML result.

Key Highlights

Parallel Crawl Backends feature
Support for LightPanda and Servo engines
Zero overhead when disabled with anti-fingerprint jitter

New Features

Race alternative browser engines (LightPanda, Servo, Custom)
Parallel backend configuration via `ParallelBackendsConfig`
Custom quality validator and full network interception parity

Full Release Notes

Race alternative browser engines alongside your primary crawl. Best HTML wins.

```rust
use spider::configuration::{BackendEndpoint, BackendEngine, ParallelBackendsConfig};

let mut website = Website::new("https://example.com");
website.configuration.parallel_backends = Some(ParallelBackendsConfig {
    backends: vec![BackendEndpoint {
        engine: BackendEngine::LightPanda,
        endpoint: Some("ws://127.0.0.1:9222".to_string()),
        binary_path: None,
        protocol: None,
    }],
    ..Default::default()
});
website.crawl().await;
// page.backend_source → "primary" | "lightpanda" | "servo" | "custom"
```

Features: `lightpanda`, `servo`, `parallel_backends_full`, custom backends via `BackendEngine::Custom`.

Zero overhead when disabled, anti-fingerprint jitter, auto-disable on failures, custom quality validator, full network interception parity with Chrome.