@awakeb,
Have you tried the samples located in DoCoNut-Viewer-v01042-20230116B01\Sample Solutions\NET Core
?
I have tried both:


For search feature, you need these libraries:
<script src="~/scripts/jquery.min.js"></script>
<script src="~/scripts/bootstrap.min.js"></script>
<script src="~/scripts/splitter.js"></script>
<script src="~/scripts/docViewer.js"></script>
<script src="~/scripts/documentLinks.js"></script>
<script src="~/scripts/search.js"></script>
<script src="~/scripts/search.UI.js"></script>
For annotations feature, you need these libraries:
<script src="~/scripts/jquery.min.js"></script>
<script src="~/scripts/jquery-ui.min.js"></script>
<script src="~/scripts/bootstrap.min.js"></script>
<script src="~/scripts/splitter.js"></script>
<script src="~/scripts/docViewer.js"></script>
<script src="~/scripts/documentLinks.js"></script>
<script src="~/scripts/annotation.js"></script>
<script src="~/scripts/raphael.js"></script>
<script src="~/scripts/annotation-helper.js"></script>
Be sure you don’t repeat the libraries in the code. You can use the sample projects as reference.
Please, let me know how it goes.