12days.png.html: 12days.js pnginator.rb
	terser --compress --mangle --ecma 2018 --format ascii_only -o 12days.min.js -- 12days.js
	ruby pnginator.rb 12days.min.js 12days.png.html
	./gzthermal -f 12days.png.html
	ls -l 12days.png.html
