Package JVM distribution as a zip, update symlink creation, and document changes in CLI and downloads.

docs/downloads.md

@@ -3,6 +3,7 @@
 ## Lync CLI tool
 
 - [lyng-linuxX64.zip](/distributables/lyng-linuxX64.zip) CLI tool for linuxX64: nodependencies, small monolith executable binary.
+- [lyng-jvm.zip](/distributables/lyng-jvm.zip) JVM CLI distribution: download, unpack, and run `lyng-jvm/bin/lyng`.
 
 ## IDE plugins
 

docs/lyng_cli.md

@@ -40,15 +40,16 @@ What this does:
 
 ##### Option B: JVM distribution (`jlyng` launcher)
 
-This creates a JVM distribution with a launcher script and links it to `~/bin/jlyng`.
+This creates a JVM distribution with a launcher script, packages it as a downloadable zip, and links it to `~/bin/jlyng`.
 
 ```
 bin/local_jrelease
 ```
 
 What this does:
-- Runs `./gradlew :lyng:installJvmDist` to build the JVM app distribution to `lyng/build/install/lyng-jvm`.
-- Copies the distribution under `~/bin/jlyng-jvm`.
+- Runs `./gradlew :lyng:jvmDistZip` to build the JVM app distribution archive at `lyng/build/distributions/lyng-jvm.zip`.
+- Copies the archive to `distributables/lyng-jvm.zip`.
+- Unpacks that distribution under `~/bin/jlyng-jvm`.
 - Creates a symlink `~/bin/jlyng` pointing to the launcher script.