https://www.emaildesigner.org/ 1.0 https://www.emaildesigner.org/docs 0.8 2026-03-29 https://www.emaildesigner.org/docs/sdks 0.8 2026-03-29 https://www.emaildesigner.org/legal/privacy 0.5 2026-03-29 https://www.emaildesigner.org/legal/terms 0.5 2026-03-29