Update README.md

README.md

@@ -1,30 +1,28 @@
-## Usage
+## Generating the index locally
 
 Generate an index with
 ```bash
-$ GH_TOKEN="****" ./generate-index.sh
+$ GH_TOKEN="****" ./scala-cli.sh src
 ```
 
-Just `./generate-index.sh` can work if `GH_TOKEN` is not set, but it usually
+Just `./scala-cli.sh src` can work if `GH_TOKEN` is not set, but it usually
 gets rate-limited by the GitHub API.
 
-By default, the index is written in `index.json` in the current directory.
-Pass `--output custom.json` to write to another file.
+The index is written in `index.json` in the current directory.
 
-## (Non) use by coursier
+## Use by coursier
 
-The index generated here *could* be used by the `java` and `java-home`
-commands of [coursier](https://get-coursier.io), but it's not yet.
+The index generated here is now used by the `java` and `java-home`
+commands of [coursier](https://get-coursier.io).
 
-coursier currently relies on the [index](https://github.com/shyiko/jabba/blob/master/index.json)
-from the [jabba project](https://github.com/shyiko/jabba), which is
-regularly updated.
-
-The index generated by the script here could either complement, or replace
-if needed, the index from jabba at some point.
+If you suspect one of those commands doesn't use a newer JVM version, pass `--update` to them,
+like
+```text
+$ cs java --env --jvm temurin:17 --update
+```
 
 ## About
 
-Copyright (c) 2020, Alexandre Archambault
+Copyright (c) 2020-2022, Alexandre Archambault
 
 Licensed under the Apache version 2 license.