Gitpod - add extensions + custom image to get quarkus CLI + contributing.md

.gitpod.yml

@@ -0,0 +1,17 @@
+# This configuration file was automatically generated by Gitpod.
+# Please adjust to your needs (see https://www.gitpod.io/docs/config-gitpod-file)
+# and commit this file to your remote git repository to share the goodness with others.
+image:
+  file: .gitpod/Dockerfile
+
+tasks:
+  - init: ./mvnw -Dquickly
+  - name: Quarkus command
+    openMode: split-right
+
+vscode:
+  extensions:
+    - "redhat.java"
+    - "vscjava.vscode-java-dependency"
+    - "vscjava.vscode-java-debug"
+    - "vscjava.vscode-java-pack"

.gitpod/Dockerfile

@@ -0,0 +1,8 @@
+FROM gitpod/workspace-java-11
+
+RUN bash -c ". /home/gitpod/.sdkman/bin/sdkman-init.sh && \
+    sdk install java 11.0.9.j9-adpt && \
+    sdk use java 11.0.9.j9-adpt && \
+    yes | sdk install quarkus && \
+    rm -rf $HOME/.sdkman/archives/* && \
+    rm -rf $HOME/.sdkman/tmp/* "

CONTRIBUTING.md

@@ -24,6 +24,7 @@ But first, read this page (including the small print at the end).
       * [`OutOfMemoryError` while importing](#-outofmemoryerror--while-importing)
       * [`package sun.misc does not exist` while building](#-package-sunmisc-does-not-exist--while-building)
       * [Formatting](#formatting)
+  + [Gitpod](#gitpod)
 * [Build](#build)
   + [Workflow tips](#workflow-tips)
     - [Building all modules of an extension](#building-all-modules-of-an-extension)
@@ -288,6 +289,11 @@ navigate to _Editor_ -> _Code Style_ -> _Java_ -> _Imports_
 and set _Class count to use import with '\*'_ to `999`.
 Do the same with _Names count to use static import with '\*'_.
 
+### Gitpod
+
+You can also use [Gitpod](https://gitpod.io) to contribute without installing anything on your computer. Click [here](https://gitpod.io/#https://github.com/quarkusio/quarkus/-/tree/main/) to start a workspace.
+
+
 ## Build
 
 * Clone the repository: `git clone https://github.com/quarkusio/quarkus.git`