Dockerfile -> add git and bash installation

lwsanty · dennwc · commit 88ef0013c5e9 · 2019-07-19T17:36:27.000+03:00
Signed-off-by: lwsanty &lt;lwsanty@gmail.com&gt;
diff --git a/Dockerfile b/Dockerfile
@@ -1,5 +1,8 @@
 FROM srcd/dind-golang:docker-18.09.7-go-1.12.7
 
+RUN apk update && apk upgrade && \
+    apk add --no-cache bash git
+
 COPY build/bin/bblfsh-performance /root/
 WORKDIR /root
 
