Hugo site: layouts, config and pilot content

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01YDRjtmAiNpo5mK5N3d7QwZ

Makefile

@@ -0,0 +1,16 @@
+OC ?= ../oc
+
+.PHONY: content build check serve
+
+content:       ## regenerate content/ and static/media/ from the extraction repo
+	python3 $(OC)/scripts/05_hugo.py --target $(CURDIR)
+
+build:         ## build the site into public/
+	rm -rf public
+	hugo --panicOnWarning --minify
+
+check: build   ## build, then verify every internal link and image
+	python3 tools/check_links.py public
+
+serve:         ## local preview on http://localhost:1313
+	hugo server