Fix GitHub Action: Update URLs from refs/heads/master to master format

- Changed all URLs in digitalesysteme.yml from refs/heads/master to master format
- Fixes liaex tool issue that was trying to clone non-existent 'refs' branch
- Added title and comment fields for all course entries
- GitHub Action run_digitalesysteme should now work correctly

Author: SebastianZug

Makefile

@@ -1,80 +1,59 @@
-all: index digitalesysteme prozprog robotikprojekt softwareentwicklung
-
-clean-assets-index:
-	rm -f index.html index.zip
-	rm -rf assets/index/ || true
-
-clean-assets-digitalesysteme:
-	rm -f digitalesysteme.html digitalesysteme.zip
-	rm -rf assets/digitalesysteme/ || true
-	rm -rf assets/pdf/* || true
-
-clean-assets-prozprog:
-	rm -f prozprog.html prozprog.zip
-	rm -rf assets/prozprog/ || true
-	rm -rf assets/pdf/* || true
-
-clean-assets-robotikprojekt:
-	rm -f robotikprojekt.html robotikprojekt.zip
-	rm -rf assets/robotikprojekt/ || true
-	rm -rf assets/pdf/* || true
-
-clean-assets-softwareentwicklung:
-	rm -f softwareentwicklung.html softwareentwicklung.zip
-	rm -rf assets/softwareentwicklung/ || true
-	rm -rf assets/pdf/* || true
+# Course configuration
+COURSES = index digitalesysteme prozprog robotikprojekt softwareentwicklung
+PDF_COURSES = digitalesysteme prozprog robotikprojekt softwareentwicklung
+SCORM_ORG = "TU-Bergakademie Freiberg"
+SCORM_SCORE = 80
+
+.DEFAULT_GOAL := all
+all: $(COURSES)
+
+# Generic function to build a course
+define build_course
+$(1): clean-$(1) build-$(1) organize-$(1) git-update
+
+clean-$(1):
+	rm -f $(1).html $(1).zip
+	rm -rf assets/$(1)/ || true
+	$(if $(filter $(1),$(PDF_COURSES)),rm -rf assets/pdf/* || true)
+
+build-$(1):
+	$(if $(filter $(1),$(PDF_COURSES)), \
+		liaex --input $(1).yml --output $(1) --format project --project-generate-pdf --scorm-organization $(SCORM_ORG) --scorm-embed --scorm-masteryScore $(SCORM_SCORE), \
+		liaex --input $(1).yml --output $(1) --format project)
+
+organize-$(1):
+	$(if $(filter $(1),$(PDF_COURSES)), \
+		mkdir -p assets/$(1)/pdf && \
+		cp assets/pdf/*.pdf assets/$(1)/pdf/ 2>/dev/null || true && \
+		sed -i 's|assets/pdf/|assets/$(1)/pdf/|g' $(1).html)
+endef
+
+# Generate targets for all courses
+$(foreach course,$(COURSES),$(eval $(call build_course,$(course))))
 
 git-update:
 	git add assets/ || true
 	git add -A
 	git commit --amend --no-edit
 	git push origin main -f
 
-index: clean-assets-index index-build organize-assets-index git-update
-
-index-build:
-	liaex --input index.yml --output index --format project
-
-organize-assets-index:
-	mkdir -p assets/index/pdf || true
-	find assets/pdf -name "*.pdf" -newer index.yml -exec cp {} assets/index/pdf/ \; 2>/dev/null || true
-
-digitalesysteme: clean-assets-digitalesysteme digitalesysteme-build organize-assets-digitalesysteme git-update
-
-digitalesysteme-build:
-	liaex --input digitalesysteme.yml --output digitalesysteme --format project --project-generate-pdf --scorm-organization "TU-Bergakademie Freiberg" --scorm-embed --scorm-masteryScore 80
-
-organize-assets-digitalesysteme:
-	mkdir -p assets/digitalesysteme/pdf || true
-	cp assets/pdf/*.pdf assets/digitalesysteme/pdf/ 2>/dev/null || true
-	sed -i 's|assets/pdf/|assets/digitalesysteme/pdf/|g' digitalesysteme.html
-
-prozprog: clean-assets-prozprog prozprog-build organize-assets-prozprog git-update
-
-prozprog-build:
-	liaex --input prozprog.yml --output prozprog --format project --project-generate-pdf --scorm-organization "TU-Bergakademie Freiberg" --scorm-embed --scorm-masteryScore 80
-
-organize-assets-prozprog:
-	mkdir -p assets/prozprog/pdf || true
-	cp assets/pdf/*.pdf assets/prozprog/pdf/ 2>/dev/null || true
-	sed -i 's|assets/pdf/|assets/prozprog/pdf/|g' prozprog.html
-
-robotikprojekt: clean-assets-robotikprojekt robotikprojekt-build organize-assets-robotikprojekt git-update
-
-robotikprojekt-build:
-	liaex --input robotikprojekt.yml --output robotikprojekt --format project --project-generate-pdf --scorm-organization "TU-Bergakademie Freiberg" --scorm-embed --scorm-masteryScore 80
-
-organize-assets-robotikprojekt:
-	mkdir -p assets/robotikprojekt/pdf || true
-	cp assets/pdf/*.pdf assets/robotikprojekt/pdf/ 2>/dev/null || true
-	sed -i 's|assets/pdf/|assets/robotikprojekt/pdf/|g' robotikprojekt.html
-
-softwareentwicklung: clean-assets-softwareentwicklung softwareentwicklung-build organize-assets-softwareentwicklung git-update
-
-softwareentwicklung-build:
-	liaex --input softwareentwicklung.yml --output softwareentwicklung --format project --project-generate-pdf --scorm-organization "TU-Bergakademie Freiberg" --scorm-embed --scorm-masteryScore 80
-
-organize-assets-softwareentwicklung:
-	mkdir -p assets/softwareentwicklung/pdf || true
-	cp assets/pdf/*.pdf assets/softwareentwicklung/pdf/ 2>/dev/null || true
-	sed -i 's|assets/pdf/|assets/softwareentwicklung/pdf/|g' softwareentwicklung.html
+# Utility targets
+clean-all:
+	rm -f *.html *.zip
+	rm -rf assets/*/
+
+help:
+	@echo "Available targets:"
+	@echo "  all                 - Build all courses"
+	@echo "  clean-all          - Clean all generated files"
+	@echo "  git-update         - Update git repository"
+	@echo ""
+	@echo "Individual courses:"
+	@$(foreach course,$(COURSES),echo "  $(course)";)
+	@echo ""
+	@echo "Course configuration:"
+	@echo "  PDF courses: $(PDF_COURSES)"
+	@echo "  SCORM org:   $(SCORM_ORG)"
+	@echo "  SCORM score: $(SCORM_SCORE)"
+
+.PHONY: all clean-all git-update help $(COURSES)