Switch to zip assembly

.github/workflows/prepare-release.yml

@@ -41,7 +41,7 @@ jobs:
       - name: Collect the release distributions
         run: |
           mkdir -p release/
-          cp jjava/target/jjava-${{ github.ref_name }}-kernelspec.tar.gz release/
+          cp jjava/target/jjava-${{ github.ref_name }}-kernelspec.zip release/
           cp -r dist/* release/
 
       - name: Store the release distributions

DEV-GUIDE.md

@@ -9,7 +9,7 @@ Alternatively, you could just build it and install as with any release version:
 
 ```bash
 mvn clean package
-mkdir -p "${TARGET_PATH}" && tar -xzf "${BUILD_DIR}".tar.gz -C "${TARGET_PATH}"
+unzip -u "${BUILD_DIR}".zip -d "${TARGET_PATH}"
 jupyter kernelspec install "${TARGET_PATH}" --name=java --user
 ```
 

install-snapshot.sh

@@ -11,6 +11,5 @@ BUILD_DIR="jjava/target/jjava-${BUILD_VERSION}-kernelspec"
 KERNEL_DIR="$(pwd)/${BUILD_DIR}"
 
 mvn clean package || exit 1
-mkdir -p "${BUILD_DIR}" || exit 2
-tar -xzf "${BUILD_DIR}".tar.gz -C "${BUILD_DIR}" || exit 3
-jupyter kernelspec install "${KERNEL_DIR}" --name=java --user || exit 4
+unzip -u "${BUILD_DIR}".zip -d "${BUILD_DIR}" || exit 2
+jupyter kernelspec install "${KERNEL_DIR}" --name=java --user || exit 3

jjava/pom.xml

@@ -123,7 +123,7 @@
                                 <descriptor>assembly/kernelspec.xml</descriptor>
                             </descriptors>
                             <formats>
-                                <format>tar.gz</format>
+                                <format>zip</format>
                             </formats>
                         </configuration>
                     </execution>