update idea list of PySAL 2025

2025/ideas-list.md

@@ -10,6 +10,7 @@ page of each organization under the NumFOCUS umbrella at this page.
 - [Data Retriever](https://github.com/weecology/retriever/wiki/GSoC-2025-Project-Ideas)
 - [pvlib](https://github.com/pvlib/pvlib-python/wiki/GSoC-2025-Projects)
 - [PyMC](https://github.com/pymc-devs/pymc/wiki/GSoC-2025-projects)
+- [PySAL](https://github.com/pysal/pysal/wiki/Google-Summer-of-Code-2025)
 - [Zarr](https://github.com/zarr-developers/gsoc/blob/main/2025/ideas-list.md)
 
 

README.md

@@ -459,7 +459,7 @@ In alphabetic order.
        <h1>PySAL</h1>
        <p>PySAL is a python library for geographical data science. It consists of 18 subpackages that cover a wide range of spatial analytical methods from exploratory spatial data analysis, spatial interaction modeling, spatial optimization, spatial econometrics, segregation, and spatial interpolation, among others.</p>
        <p>
-       <a href="https://pysal.org">Website</a> | <a href="https://app.gitter.im/#/room/#pysal_pysal:gitter.im">gitter</a> | <a href="https://github.com/pysal/pysal/wiki/Google-Summer-of-Code-2024">Ideas Page</a> | <a href="https://github.com/pysal/pysal"> Source Code</a> </p>
+       <a href="https://pysal.org">Website</a> | <a href="https://discord.gg/BxFTEPFFZn">Discord</a> | <a href="https://github.com/pysal/pysal/wiki/Google-Summer-of-Code-2025">Ideas Page</a> | <a href="https://github.com/pysal/pysal"> Source Code</a> </p>
     </td>
 </tr>