0b64ef9bd1
- Keep strict mode blocking all direct IPs (IPv4 and IPv6 uniformly) - Unify all SSRF call sites to use ValidateURLForSSRF (whitelist-aware) - Add Teredo (2001:0000::/32) and 6to4 (2002::/16) tunnel detection - Make redirect handler and DNS pinning respect SSRF_WHITELIST - Unexport isSSRFSafeURL to prevent future callers bypassing whitelist - Add scheme validation for whitelisted redirect targets - Document IPv6 whitelist syntax in .env.example - Add comprehensive IPv6 test coverage