ci: add image build jobs (#1051)

Signed-off-by: Mohammed Naser <mnaser@vexxhost.com>
diff --git a/images/git/Dockerfile b/images/git/Dockerfile
new file mode 100644
index 0000000..af8b7e4
--- /dev/null
+++ b/images/git/Dockerfile
@@ -0,0 +1,2 @@
+FROM alpine/git:latest
+WORKDIR /src