feat(changelog): functions-added-custom-domains-now-supports-websockets 2025-08-28 (#5479)

* feat(changelog): add new entry

* Update changelog/august2025/2025-08-28-functions-added-custom-domains-now-supports-websockets.mdx

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Co-authored-by: Changelog bot <[email protected]>
Co-authored-by: Rowena Jones <[email protected]>

Author: 3 people

changelog/august2025/2025-08-28-functions-added-custom-domains-now-supports-websockets.mdx

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+---
+title: Custom domains now supports Websockets
+status: added
+date: 2025-08-28
+category: serverless
+product: functions
+---
+
+Serverless Functions configured with custom domains are now compatible with WebSockets.
+