add notes

Author: eeholmes

NOTES.md

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+# Build documentation
+
+Currently done locally. 
+```
+cd book
+quarto render .
+```
+Then push to GitHub
+
+## 2025-04-11
+
+* Adding IRkernel in Docker file. Added notes to developer section of documentation. Allows one to select R kernel in Jupyter Lab.
+* Updated to 4.4.3 as 4.4.2 no longer on rocker-org
+
+## 2025-02
+
+* Fixed problem with tex not building due to dead tinytex link
+* Fixed problem with Quarto + JupyterLab by pinning Quarto to 1.5.57. https://github.com/quarto-dev/jupyterlab-quarto/issues/13
+* Updated to 4.4.2
+
+