Add geometry of interaction app

Author: lawrencerowland

app-index.csv

@@ -4,3 +4,4 @@
 3,presheaves-and-opposite-categories,explains why pre sheaves are a functor from the Opposite category using a node colouring example,Claude,Sonnet 3.5,"presheaves, functors",,
 4,functors-as-objects,why sometimes to see functors as objects,Claude,Sonnet 3.5,"functors, arrow_category",,
 5,functors-models-natural-transformations,showing how Natural transformations allow you to move between models ,Claude,Sonnet 3.6,"operad, models, natural_transformations, functors",,
+6,geometry-of-interaction,token-chasing diagram for GoI composition as cut and execution,User,,"geometry of interaction, category theory, visualization",,