Subject: Document Preview =?utf-8?b?6YKu5Lu25rWL6K+V?=
From: Cosmic Test <preview-test@example.com>
To: Reader <reader@example.com>
Date: Fri, 25 Sep 2026 12:00:00 +0000
MIME-Version: 1.0
Content-Type: multipart/alternative;
 boundary="===============5289960758406065104=="

--===============5289960758406065104==
Content-Type: text/plain; charset="utf-8"
Content-Transfer-Encoding: quoted-printable

Synthetic email fixture. Open the HTML part for clickable test links.
https://example.com/?source=3Dcosmic-preview
http://example.com/
mailto:preview-test@example.com?subject=3DCosmic%20Gemini%20test&body=3DHello=
%20from%20the%20test%20document.
tel:+12125550123
sms:+12125550123?body=3DPreview%20test
cosmic-test://open/demo?source=3Ddocument

--===============5289960758406065104==
Content-Type: text/html; charset="utf-8"
Content-Transfer-Encoding: base64
MIME-Version: 1.0

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--===============5289960758406065104==--