add app list to README

README.md

@@ -4,6 +4,10 @@ Dockerfiles for use with EPCC's [TRE](https://docs.eidf.ac.uk/safe-haven-service
 
 Please note the terms of the included [MIT License](./LICENSE), particularly, `THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND`. The files here are examples only, and should be tested against your particular use case.
 
+## Samples
+
+- [Python Generic](./python-generic)
+
 ## Documentation
 
 - [Container Build Guide](docs/container-build-guide.md)