Streamline creation of disk image.

Makefile

@@ -1,11 +1,14 @@
-all: BITSY.BOOT\#ff2000
+all: prodos_snippits.po
 
-BITSY.BOOT\#ff2000: bitsy.boot.bin
-	cp bitsy.boot.bin BITSY.BOOT#ff2000
+prodos_snippits.po: bitsy.boot.bin
+	ProDOS-Utilities -d prodos_snippits.po -c create \
+		-s 280 -v PRODOS.SNIPPITS
+	ProDOS-Utilities -d prodos_snippits.po -c put \
+		-p BITSY.BOOT -i bitsy.boot.bin -t 0xFF -a 0x2000
 
 %.bin: %.s
 	ca65 --target apple2 -o $*.o $*.s
 	ld65 --config apple2-asm.cfg -o $*.bin $*.o
 
 clean:
-	rm -f *.o *.bin
+	rm -f *.o *.bin *.po