# Product Release Notes December 2024 - “Cytric Goes Wild: Bugs Fixed, Features Flexed, and a Whole Lot of Travel Magic!” (Expanded Integrations, GLEC v3.1 Updates & Webhook API)

* **Stripe Checkout**

  • Certificates now generated for Stripe Checkout transactions.

  • Added co-branding capability to the Stripe Checkout page.
* **Webhooks & API**

  • Introduced **Webhooks API** for real-time event triggers.

  • Feature flag to generate certificates after purchase confirmation.

  • Webhooks now triggered upon certificate generation.
* **Travel Data**

  • Lambda function for enhanced processing.

  • Frontend handling for **manually uploaded CSV travel data**.
* **Carbon Calculations**

  • Added support for **Flight DEFRA TTW energy scope**.

  • Added new **SIPP fuel types** for ACRISS methodology.

***

**📈 Improvements**

* **Stripe Checkout** — Set default transaction status to "Settled"; PDF generation triggered on webhook events; cache reload after client image upload.
* **Calculations** —

  • Applied distance corrections for Flight DEFRA & TIM.

  • Updated **Air Freight, Rail Freight, Sea Freight, Inland Waterway, Logistics Site** methodologies to **GLEC v3.1**.

  • Updated **Sea Freight Clean Cargo factors**.

  • Updated **Road Freight GLEC** dataset.
* **General** —

  • Used public CDN bucket for banner uploads.

  • Improved webhook API error handling.

  • Avoided redundant product page cache reloads.

***

**🐞 Bugfixes**

* **General** — Fixed PDF downloads, invoice URLs, portfolio display in admin dashboard, purchases table failure when payment reference is null, and Sidekiq queue issues in sandbox/production.
* **Travel Data** — Fixed worker execution in sandbox.
* **Navan Integration** — Corrected authentication URL.