Integration of CRM and TBS Bank

Integration automatically creates invoices and payment links from Kommo CRM.

Invoice generator:
Extracts deal and contact data from Kommo API
Generates invoices in PDF format
Saves invoices in storage, they remain accessible for download via link
Adds invoice links in Kommo CRM for further client management
TBC payment link:
Integrates with TBC Bank payment system
Creates payment links for clients based on data from Kommo
Monitors payment status and notifies the manager about the payment
Technical features:

Uses Node.js and Express for webhook processing
Integrates with Kommo via REST API
Generates invoices through Invoice Generator API
Stores invoices in local file system
Supports payments via TBC Bank API
Uses PostgreSQL for storing links between payments and deals