SaraSort: Flet GUI for configuring SaraSortd

Flowchart of inputs/outputs with editable arrows, service page (status,
controls, autostart, version, logs), config editor (form + raw), templates,
tools (warnings, filename tester, failed files) and settings with
SaraFem-compatible export/import. AppImage build and a SaraSuite manifest
in Packaging/.

Co-Authored-By: Claude Opus 5.5 <[email protected]>

Packaging/Launch.sh

@@ -0,0 +1,6 @@
+#!/bin/bash
+# Desktop-entry launcher: resolves the venv relative to this script rather
+# than the caller's cwd, since .desktop Exec= lines are invoked with no
+# guaranteed working directory.
+cd "$(dirname "$(readlink -f "$0")")/.." || exit 1
+exec .venv/bin/python Main.py "$@"