osc banner in bigquery page

Author: DrorSh

bigquery.qmd

@@ -23,6 +23,13 @@ This guide covers access information, available datasets, query patterns, and be
 Join our [Google Group](https://groups.google.com/g/i3-bigquery) for announcements, community discussions, and technical support.
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+::: {.callout-important}
+## Support This Resource
+Hosting the i3 BigQuery workspace costs approximately **$100/month**. If you use these datasets in your research, please consider making a contribution to help keep this resource available to the community.
+
+<script src="https://opencollective.com/i3open/donate/button.js" color="blue"></script>
+:::
+
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 ## Getting Started