Workflow Markup (Node.js + MySQL) — Subflows + HTML Download

Features:

• Customers → Events → Flows
• Subflows: flows can have child flows recursively
• Download standalone Markup HTML
• Served same-origin to avoid CORS

Fresh setup

mysql -u root -p < api/schema.sql
cd api
cp .env.example .env   # set DB creds
npm install
npm run dev
# open http://localhost:3000

Migrate an existing DB

mysql -u root -p < api/migration_add_parentFlow.sql

Add subflow

• In the UI, click Add Subflow on any flow row.
• API: POST /api/flows/:flowId/subflows { name, description?, link? }