Install GraalVM from archive

README.md

@@ -1,8 +1,8 @@
 # Multi-Cloud Apps with GraalVM - Up and Running
 
-This workshop is for developers looking to understand better how to use [GraalVM Native Image](https://docs.oracle.com/en/graalvm/jdk/22/docs/reference-manual/native-image/) via a Maven plugin and **build size-optimized cloud native Java applications**. 
+This workshop is for developers looking to understand better how to use [GraalVM Native Image](https://www.graalvm.org/latest/reference-manual/native-image/) via a Maven plugin and **build size-optimized cloud native Java applications**. 
 You are going to discover ways to minimize application footprint by taking advantage of different Native Image linking options and packaging into various base container images. 
-Finally, you will learn how to streamline your development process by automating builds with CI/CD pipelines. [to do]
+Finally, you will learn how to streamline your development process by automating builds with CI/CD pipelines.
 
 For the demo part, you will run a Spring Boot web server application, hosting the GraalVM website. 
 This application is enhanced with the [GraalVM Native Image Maven plugin](https://graalvm.github.io/native-build-tools/latest/index.html). 
@@ -21,10 +21,19 @@ In this workshop you will:
 * x86 Linux
 * `musl` toolchain
 * Container runtime such as [Rancher Desktop](https://docs.rancherdesktop.io/getting-started/installation/) or [Docker](https://www.docker.com/gettingstarted/) installed and running
-* [GraalVM for JDK 22](https://www.graalvm.org/downloads/). The easiest way to install is with [SDKMAN!](https://sdkman.io/):
-    ```bash
-    sdk install java 22.0.2-graal
-    ```
+Install it from archive, point environment variables to it, and check the `java` version: 
+```bash
+wget -q https://download.oracle.com/graalvm/21/latest/graalvm-jdk-21_linux-x64_bin.tar.gz && tar xvzf graalvm-jdk-21_linux-x64_bin.tar.gz && rm -f graalvm-jdk-21_linux-x64_bin.tar.gz
+```
+```bash
+export JAVA_HOME=/home/opc/graalvm-jdk-23+36.1
+```
+```bash
+export PATH=/home/opc/graalvm-jdk-23+36.1/bin:$PATH
+```
+```bash
+java -version
+```
 
 Below see the summary of base images that will/can be used in this workshop:
 
@@ -261,9 +270,18 @@ Note that the static resources are "baked" into this native executable and added
 
 _This is where the fun begins._
 
-> Requires [GraalVM for JDK 23 Early Access Build](https://github.com/graalvm/oracle-graalvm-ea-builds/releases). The easiest way to install is with [SDKMAN!](https://sdkman.io/): 
+> Requires [GraalVM for JDK 23 Early Access Build](https://github.com/graalvm/oracle-graalvm-ea-builds/releases). Install it from archive, point environment variables to it, and check the `java` version: 
+```bash
+wget -q https://github.com/graalvm/oracle-graalvm-ea-builds/releases/download/jdk-23.0.0-ea.23/graalvm-jdk-23.0.0-ea.23_linux-x64_bin.tar.gz && tar -xzf graalvm-jdk-23.0.0-ea.23_linux-x64_bin.tar.gz && rm -f graalvm-jdk-23.0.0-ea.23_linux-x64_bin.tar.gz
+```
+```bash
+export JAVA_HOME=/home/opc/graalvm-jdk-23+36.1
+```
+```bash
+export PATH=/home/opc/graalvm-jdk-23+36.1/bin:$PATH
+```
 ```bash
-sdk install java 23.ea.23-graal
+java -version
 ```
 
 Alternatively, you can install it from archive: