docs: rebuild system report and test workflow

doc/reports/system/Makefile

@@ -0,0 +1,25 @@
+.PHONY: all figures metrics pdf check clean
+
+DOT_SOURCES := $(wildcard figures/*.dot)
+FIGURE_PDFS := $(DOT_SOURCES:.dot=.pdf)
+
+all: pdf check
+
+figures: $(FIGURE_PDFS)
+
+figures/%.pdf: figures/%.dot
+	dot -Tpdf -Gfontnames=svg $< -o $@
+
+metrics:
+	python3 tools/update_report_metrics.py
+
+pdf: figures
+	latexmk -xelatex -interaction=nonstopmode -halt-on-error system_design_report.tex
+
+check: pdf
+	@! rg -n 'undefined references|Citation .* undefined|Reference .* undefined|There were undefined references' system_design_report.log
+	@pdfinfo system_design_report.pdf | rg '^Pages:|^File size:'
+
+clean:
+	latexmk -C system_design_report.tex
+	rm -f $(FIGURE_PDFS)