ops: мок unisender (письма в data-mail), dry-run ym до build (generate ✓), ТЗ: JSDoc */, poll-флейк sched

host-stacks/local/sched-pipelines/unisender-mock/Dockerfile

@@ -0,0 +1,7 @@
+FROM node:22-alpine
+WORKDIR /app
+COPY index.cjs ./
+ENV PORT=8080
+ENV MAIL_DIR=/mail
+EXPOSE 8080
+CMD ["node", "index.cjs"]