all: constance-ring.epub

stage-1.txt: 2025-07-01T2031_NB_generated.pdf
	pdftotext -layout $< $@

stage-2.txt: stage-1.txt
	@echo $@
	tr '\f' '\n' < $< > $@

stage-3.txt: stage-2.txt convert.awk
	@echo $@
	awk -f convert.awk $< > $@

constance-ring.md: header.md stage-3.txt
	@echo $@
	cat $^ > $@.tmp
	mv $@.tmp $@

constance-ring.epub: constance-ring.md
	pandoc -o $@ $<

.PHONY: clean
clean:
	@rm -f stage-*.txt