docs: add explanation for template-refs defineExpose before await #3097
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Description of Problem
In the child component’s <script setup>, if defineExpose is called before an await operation, the parent component will not be able to access the exposed properties and methods.
refs
Proposed Solution
Add an explanation in the template-refs.md document to provide users with a workaround for this issue. If a PR later resolves this issue, update this document accordingly.
Additional Information
I spent several hours on this issue. If the document provides this solution, it will help many people