Merge branch 'main' into 225-ebook-situation

book/makefile

@@ -49,9 +49,11 @@ images += $(foreach directory, $(chapters), $(wildcard $(directory)/*/*.png))
 # images to lower resolution and greyscale
 bw_images := $(addprefix bw-book-epub/OEBPS/, $(images))
 
-src_all := $(src_tex) $(src_figures) $(src_tables) tex4ebook.cfg book.mk4 $(images)
+src_all := $(src_tex) $(src_figures) $(src_tables) $(images)
 
-website_src := $(src_all) website.cfg
+ebook_src := $(src_all) tex4ebook.cfg book.mk4 book-ebook.css
+
+website_src := $(src_all) website.cfg style.css
 
 website_assets := $(wildcard ../website/assets/*)
 ruby_src := ../website/modify_build.rb $(website_assets)
@@ -89,7 +91,7 @@ book_sans_serif/book_sans_serif.pdf: $(src_all)
 
 .PHONY: copy_ebook_files
 
-epub/%.epub: %.tex $(src_all) cover/cover-page.xbb
+epub/%.epub: %.tex $(ebook_src) cover/cover-page.xbb
 	$(EBOOK) $<
 
 copy_ebook_files: build_ebook
@@ -221,9 +223,9 @@ clean: clean_ebook_build clean_figures clean_website_build
 	$(CLEAN) -output-directory=book_serif book.tex
 	$(CLEAN) -output-directory=book_sans_serif book_sans_serif.tex
 	-rm  book*/*.{bbl,loc,.run.xml}
-	-rm -rf book*-epub/META-INF
-	-rm -rf book*-epub/OEBPS
-	-rm  book*-epub/mimetype
+	-rm -rf *book-epub/META-INF
+	-rm -rf *book-epub/OEBPS
+	-rm  *book-epub/mimetype
 
 mrproper: clean
 	$(CLEAN) -C $(src_figures)
@@ -236,7 +238,7 @@ mrproper: clean
 	-rm -rf release/
 	-rm -rf book_serif/
 	-rm -rf book_sans_serif/
-	-rm -rf book-epub/
+	-rm -rf *book-epub/
 	-rm -rf $(website_dir)
 
 # top level releases rules