#!/bin/sh
# Regenerate the PWA icon PNGs from the vector sources in assets/icons/.
# The PNGs are committed (like the card art) because the Docker builder has
# no SVG rasterizer; run this only after editing icon.svg or
# icon-maskable.svg. Requires rsvg-convert (librsvg).
set -eu

ICONS="$(dirname "$0")/assets/icons"

rsvg-convert -w 192 -h 192 "$ICONS/icon.svg" -o "$ICONS/icon-192.png"
rsvg-convert -w 512 -h 512 "$ICONS/icon.svg" -o "$ICONS/icon-512.png"
rsvg-convert -w 512 -h 512 "$ICONS/icon-maskable.svg" -o "$ICONS/icon-maskable-512.png"
# iOS masks the home-screen icon itself; a full-bleed square is expected.
rsvg-convert -w 180 -h 180 "$ICONS/icon-maskable.svg" -o "$ICONS/apple-touch-icon.png"

echo "icons ready in $ICONS"