v3.21.0 (retail-react-app@10.3.0 and commerce-sdk-react@5.5.0)

PWA Kit 3.21.0 adds delivery estimates, Guest Order Lookup, enhanced embedded-agent capabilities, and generated-app updates.

Highlights

• 🚚 Delivery estimates — Retail React App now offers a PDP delivery-estimate calculator, backed by new useDeliveryEstimates and Shopper Delivery Estimates API support in Commerce SDK React. #4013
• 📷 Embedded Messaging image uploads — Commerce Client shoppers can upload images when enabled; the generated-app CSP templates now permit the local blob: preview and data: thumbnail paths. #4030, #4053
• 🧾 Guest Order Lookup — Unauthenticated shoppers can verify ownership with an access code and view filtered order details. #3982
• 💬 Embedded agent improvements — Adds PDP embedded-agent support, shopper identity linking, richer widget configuration, and updated Embedded Agent terminology. #3988, #4041
• 🔧 MRT maintenance guidance — pwa-kit-dev push now detects MRT read-only mode and provides an actionable status-page pointer.

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Package Changes

@salesforce/pwa-kit-react-sdk@3.21.0

• Version-alignment release; no functional changes since v3.20.0.

@salesforce/pwa-kit-runtime@3.21.0

• Version-alignment release; no functional changes since v3.20.0.

@salesforce/pwa-kit-dev@3.21.0

• Detect MRT read-only mode during pwa-kit-dev push and provide actionable guidance.

@salesforce/pwa-kit-create-app@3.21.0

• Generated templates now include Guest Order Lookup, attribution-cookie, Commerce Client auth-link, and image-upload CSP updates.

@salesforce/commerce-sdk-react@5.5.0

• Add Shopper Delivery Estimates, single Page Designer component, and guest order access-code hooks.

@salesforce/retail-react-app@10.3.0

• Add delivery estimates, Guest Order Lookup, attribution cookie support, embedded-agent enhancements, and Commerce Client image uploads.

Full Changelog: v3.20.0...v3.21.0