git: Install packages for CGit Markdown rendering.

Change-Id: I5b2eac3cf9e6f888dae16d37defadb4c271e2b0c
diff --git a/git/git.yaml b/git/git.yaml
index 726f8e1..43575c2 100644
--- a/git/git.yaml
+++ b/git/git.yaml
@@ -19,13 +19,15 @@
         name: git
         k8s-app: git
     spec:
-      imagePullSecrets:
-        - name: kube-registry-token
       containers:
-        - name: master
-          image: woahbase/alpine-cgit:latest
+        - name: cgit
+          image: docker.io/woahbase/alpine-cgit:latest
           imagePullPolicy: Always
           env: []
+          command:
+            - /bin/sh
+            - -c
+            - apk update && apk add groff python3 py3-docutils py3-markdown py3-pygments && /init
           resources:
             limits:
               cpu: 2000m