add command

Makefile

@@ -1,9 +1,23 @@
-.PHONY: check build publish
+.PHONY: check build prod-build publish
 
 build:
 	$(MAKE) -C evening_detective_server build-linux
 	npm --prefix evening_detective_frontend run build
 
+prod-build:
+	rm -rf prod/backend prod/frontend/dist prod/migrations
+	mkdir -p prod/backend prod/frontend/dist prod/migrations
+	
+	$(MAKE) -C evening_detective_server build-linux
+	cp evening_detective_server/bin/evening_detective_server prod/backend/evening_detective_server
+	rm -rf evening_detective_server/bin
+	
+	npm --prefix evening_detective_frontend run build
+	cp -R evening_detective_frontend/dist/. prod/frontend/dist/
+	rm -rf evening_detective_frontend/dist
+	
+	cp evening_detective_server/migrations/*.sql prod/migrations/
+
 publish:
 	@test -n "$(MSG)" || (echo 'Usage: make publish MSG="commit message"' >&2; exit 1)
 	@$(MAKE) build