Vendor the command set the menu and shell depend on

bin/blob-branding-about

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# blob:summary=Edit, set, or reset About branding
+# blob:group=branding
+# blob:name=about
+# blob:args=<image|text|reset>
+# blob:examples=blob branding about image | blob branding about text | blob branding about reset
+
+set -euo pipefail
+
+case "${1:-}" in
+image)
+  image=$(blob-file-select --title "Pick PNG or SVG for About" --extensions "png svg")
+  if blob-transcode-ascii "$image" ~/.config/blob/branding/about.txt --width 54 --height 26; then
+    blob-launch-about >/dev/null 2>&1
+  fi
+  ;;
+text)
+  blob-launch-editor ~/.config/blob/branding/about.txt >/dev/null 2>&1 && blob-launch-about >/dev/null 2>&1
+  ;;
+reset)
+  cp "$BLOB_PATH/icon.txt" ~/.config/blob/branding/about.txt && blob-launch-about >/dev/null 2>&1
+  ;;
+*)
+  echo "Usage: blob-branding-about <image|text|reset>" >&2
+  exit 1
+  ;;
+esac