Update README.md

README.md

 # csst-ifs-gehong Package
 
-This is a Python package for modelling the data of intergral field spectrascopy mounted on the Chinese Space Station Telescopy (CSST-IFS). See more detail at [csst-ifs-gehong](https://csst-ifs-gehong.readthedocs.io/).
+This is a Python package for modelling the data of intergral field spectrascopy mounted on the Chinese Space Station Telescopy (CSST-IFS). See more detail at [csst-ifs-gehong](https://csst-ifs-gehong.readthedocs.io/).
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+
+README
+
+# Name
+csst-ifs-gehong
+
+# Description
+This is a Python package for modelling the data of intergral field spectrascopy mounted on the Chinese Space Station Telescopy (CSST-IFS). 
+
+# Homepage
+This code is available at readthedocs:
+https://csst-ifs-gehong.readthedocs.io/
+
+
+# Developers
+Shuai Feng (sfeng@hebtu.edu.cn)