adding to documentation

README.md

@@ -17,3 +17,17 @@ consists of export_to_lightgallery.lua. This script adds a module to the right s
 A click on the run button starts
   * the export of all selected files to the chosen directory with a jpg quality of 92 and a max width/height of 2500px
   * and runs the python script "create_lightgallery.py" in that directory
+All the entries in the dialog get saved.
+
+## The python part
+
+After writing the images to the gallery directory, the python script "create_lightgallery.py" creates thumbnails, a header image and the index.html. Helper scripts create an overarching index.html linking to subgalleries with a javascript implementation of a searchable index of all the keywords.
+
+# Todo
+
+There are still quirks with German umlauts.
+
+The running of the helper scripts shall be automatized as a task immediately following a gallery creation instead of depending on inotify voodoo. 
+
+
+'''git config --global credential.helper store'''