add notes

src/r-history/NOTES.md

@@ -0,0 +1,6 @@
+<!-- markdownlint-disable MD041 -->
+
+## Acknowledgements
+
+This Feature is inspired by
+[`ghcr.io/stuartleeks/dev-container-features/shell-history`](https://github.com/stuartleeks/dev-container-features/tree/main/src/shell-history).

src/r-history/devcontainer-feature.json

@@ -2,7 +2,7 @@
 	"name": "R history",
 	"id": "r-history",
 	"version": "0.1.0",
-	"description": "Preserve R terminal history across Dev Container instances.",
+	"description": "Preserve R terminal history across Dev Container instances. Supports Radian and RStudio Server single user mode.",
 	"documentationURL": "https://github.com/rocker-org/devcontainer-features/tree/main/src/r-history",
 	"options": {},
 	"containerEnv": {