Added Phase 1-3 discovery timeline (certifi → .pem→.crt → cafile→capath), OpenSSL 3.x cafile limitation analysis, diagnostic matrix, test commands, version history. All 8 findings documented.
Added Phase 1-3 discovery timeline (certifi → .pem→.crt → cafile→capath), OpenSSL 3.x cafile limitation analysis, diagnostic matrix, test commands, version history. All 8 findings documented.