Images used in SecureLite's emails.

They are embedded in each email (inline "cid:" parts) when it is sent, so
they show without "display images" and opening an email contacts nothing.

logo.png      SecureLite logo.
band-*.png    Status icons for the green / amber / red band.
everything else  One icon per row in the daily summary.

Row and status icons are from Tabler Icons (https://tabler.io/icons),
MIT License, Copyright (c) 2020-2026 Paweł Kuna. Rendered to 32x32 PNG,
recoloured in mid-tones that read on light and dark backgrounds.
