add SPDX-License-Identifier: GPL-3.0-or-later to SCAD files

Signed-off-by: Brian S. Stephan <bss@incorporeal.org>

src/blown-up-demo.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/bottom-panel-inset.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/bottom-panel-left.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/bottom-panel-middle.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/bottom-panel-right.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/bottom-panel-solo.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/frame-middle.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/frame-solo.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/misc-decorative-plate-24mm-button.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/misc-decorative-plate-dir_arc-plus-w-24mm-8-button.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/misc-decorative-plate-dir_arc-plus-w-30mm-and-sega-2p-plus-one.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/misc-decorative-plate-dir_arc-plus-w-30mm.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/misc-decorative-plate-sega-2p-6-button.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/misc-decorative-plate-sega-2p-plus-one.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/misc-dustwasher-jlf.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/misc-dustwasher-lsx-nobi.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-inset-dir_arc-plus-w-30mm-plus-one-with-mount.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-inset-dir_arc-plus-w-30mm-plus-one.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-inset-lever-and-dir_arc-plus-w-30mm.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-inset-lever-with-mount.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-inset-lever.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-inset-namco-noir-plus-one.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-inset-namco-noir-plus-two.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-inset-sega-2p-plus-one-plus-control-with-mount.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-inset-sega-2p-plus-one-plus-control.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-inset-sega-2p-plus-one.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-left-lever-and-dir_arc-plus-w-30mm.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-left-lever.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-middle-dir_arc-plus-w-30mm-with-mount.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-middle-dir_arc-plus-w-30mm.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-right-sega-2p-plus-one-plus-control-with-mount-with-oled.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-right-sega-2p-plus-one-plus-control-with-mount.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-right-sega-2p-plus-one-plus-control.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-right-sega-2p-plus-one-with-mount.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-right-sega-2p-plus-one.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-solo-dir_arc-24mm-6-button.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-solo-dir_arc-plus-w-24mm-8-button.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *

src/top-panel-solo-lever-and-sega-2p-6-button.scad

@@ -1,4 +1,5 @@
 /* Copyright Brian Stephan 2023
+ * SPDX-License-Identifier: GPL-3.0-or-later
  *
  * This file is part of the Buildable Stick System.
  *