Replace git-sync with...

an 'initContainer' in the deployment that directly
executes a `git clone` command and checks out the
source code once.

theia-extensions/k8s-app/build-all-and-deploy-to-k8s.sh

@@ -14,7 +14,7 @@ cd docker-boot-dev
 # Then build it into a docker image
 docker build -t theia-spring-boot .
 
-# If using a 'kind' cluster, we must upload the image to the k8s cluster
+# If using a 'kind' cluster, we must upload the image to the cluster
 kind load docker-image theia-spring-boot
 
 cd ..

theia-extensions/k8s-app/deploy.yml

@@ -45,20 +45,14 @@ spec:
             requests:
               cpu: "2000m"
               memory: 1000M
-        - name: git-sync
-          image: k8s.gcr.io/git-sync:v3.0.1
+      initContainers:
+        - name: git-clone
+          image: alpine/git
           volumeMounts:
           - name: source
             mountPath: /tmp/git
-          env:
-          - name: GIT_SYNC_REPO
-            value: https://github.com/spring-projects/spring-petclinic.git
-          - name: GIT_SYNC_BRANCH
-            value: master
-          - name: GIT_SYNC_DEST
-            value: spring-petclinic
-          - name: GIT_SYNC_PERMISSIONS
-            value: "0777"
+          workingDir: /tmp/git
+          command: ["git",  "clone", "https://github.com/spring-projects/spring-petclinic.git"]
       volumes:
         - name: source
           emptyDir: {}