improvements

build.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+rm -rf build
+mkdir -p build
+rm -rf assets/generated
+mkdir -p assets/generated
+jq -r '.parameterSets | keys[]' track.json | while read -r preset; do
+	echo "Rendering $preset"
+	openscad -o "build/$preset.stl" -p track.json -P "$preset" track.scad
+	openscad -o "assets/generated/$preset.png" --imgsize=48,48 --render --autocenter --viewall -p track.json -P "$preset" track.scad
+done