https://docr.dev/https://docr.dev/about/https://docr.dev/blog/https://docr.dev/blog/structured-extraction-opus-4-8-vs-gemini-3-flash/https://docr.dev/blog/tag/Engineering/https://docr.dev/blog/verifying-docr-webhooks-x-docr-signature/https://docr.dev/contact/https://docr.dev/developers/https://docr.dev/pricing/https://docr.dev/privacy/https://docr.dev/product/https://docr.dev/terms/