Update 'palette-gen.js'

Makefile

@@ -0,0 +1,21 @@
+
+SRCDIR:= img
+DSTDIR:= build
+SOURCES := $(wildcard $(SRCDIR)/*)
+FILES := $(patsubst $(SRCDIR)/%,$(DSTDIR)/%,$(SOURCES))
+
+all: $(FILES)
+	@echo $(SOURCES)
+	@echo $(FILES)
+
+palette.out: palette.in
+	node palette-gen.js < palette.in > palette.out
+
+builddir:
+	@mkdir -p build
+
+build/%: img/% builddir palette.out 
+	repalette $< $@ -p $$(cat palette.out) --dither $(DITHER)
+
+clean:
+	@rm -rf palette.in palette.out buildsha256-SDBYfjcax0XxVZcDRe5kCcPUOWaserg7v+wX747TwF8=