feat(network): custom HTTP handler / fetch interception callback#921
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feat(network): custom HTTP handler / fetch interception callback#921
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Add HttpHandler trait that embedders can implement to intercept, proxy, log, cache, or mock HTTP requests. The allowlist check happens before the handler is called, preserving the security boundary. Includes builder API (.http_handler()) and integration tests. Closes #911
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Summary
HttpHandlertrait for custom HTTP request interception.http_handler(Box::new(MyHandler))request_with_headersandrequest_with_timeoutsdelegate to handlerHttpHandlerandHttpResponsefrom crate rootTest plan
custom_handler_intercepts_requests— mock handler returns custom response via curlcustom_handler_allowlist_still_enforced— empty allowlist blocks even with handler setcargo clippy -- -D warningscleanCloses #911