Update README.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
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Yonatan Golick
2026-01-18 11:58:58 +02:00
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@@ -200,7 +200,7 @@ steps:
- **Observability**: Add metadata for logging, monitoring, and debugging
- **Routing**: Control request routing through custom gateways or load balancers
**Header name requirements**: Header names must contain only alphanumeric characters and hyphens (following RFC 7230). Underscores and other special characters are not allowed.
**Header name requirements**: Header names must follow the HTTP token syntax defined in RFC 7230 (which permits underscores). For maximum compatibility with intermediaries and tooling, we recommend using only alphanumeric characters and hyphens.
**Security note**: Always use GitHub secrets for sensitive header values like API keys, tokens, or passwords. The action automatically masks common sensitive headers (containing `key`, `token`, `secret`, `password`, or `authorization`) in logs.