docs: fix all internal cross-references after restructure

Makefile

@@ -21,19 +21,23 @@ test: test-config test-post test-ui
 
 # ── Local dev ──────────────────────────────────────────────────────────────────
 
+build:
+	docker compose build
+
 start:
 	docker compose up -d
 
 stop:
 	docker compose down
 
-setup: start install-plugins fix-perms
+setup: build start install-plugins fix-perms
 
 fix-perms:
 	docker exec intotheeast_grav bash -c "getent passwd 1000 > /dev/null || useradd -u 1000 -M hostuser"
 	docker exec intotheeast_grav chown -R 1000:1000 /var/www/html
 	docker exec intotheeast_grav apachectl graceful
 
+
 install-plugins:
 	docker exec -w /var/www/html intotheeast_grav php bin/gpm install $(shell cat plugins.txt | tr '\n' ' ') -y