Add more qemu tooling scripts.

tools/build-in-qemu.sh

@@ -1,4 +1,28 @@
 #!/bin/sh
+#
+# build-in-qemu.sh
+#
+# Expects running armhf qemu system, builds the binary inside.
+#
+# ISC License
+#
+# Copyright 2025 Brmlab, z.s.
+# Dominik Pantůček <dominik.pantucek@trustica.cz>
+#
+# Permission to use, copy, modify, and/or distribute this software
+# for any purpose with or without fee is hereby granted, provided
+# that the above copyright notice and this permission notice appear
+# in all copies.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
+# WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
+# AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
+# CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+# OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+# NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
 
 if [ -z "$1" ] ; then
     echo "Usage: $0 password"