ssh_client: remove copying of ssh_client dir into docker image

Change-Id: Iac6d1f7cd5b6d86dcc50d2a6788de812c9225648
Reviewed-on: https://chromium-review.googlesource.com/c/1287909
Reviewed-by: Mike Frysinger <[email protected]>
Tested-by: Max Lin <[email protected]>

Author: Max Lin

ssh_client/Dockerfile Dockerfilessh_client/Dockerfile renamed to Dockerfile

@@ -1,14 +1,11 @@
 # Creates a Docker image containing necessary dependencies of ssh_client and a
 # command to run the ssh_client build script.
-# Usage from ssh_client folder: "docker build -t ssh_client .".
+# Usage from libapps folder: "docker build -t ssh_client .".
 
 FROM debian:sid
 
 ENV DEBIAN_FRONTEND noninteractive
 
-# Copy ssh_client directory contents into the container at /.
-ADD . /
-
 # Install needed packages for building ssh_client.
 RUN dpkg --add-architecture i386
 RUN apt-get update && apt-get install -y --no-install-recommends apt-utils
@@ -23,4 +20,4 @@ RUN apt-get --assume-yes install \
 RUN git config --global user.email "[email protected]"
 RUN git config --global user.name "Secure Shell Dummy Name"
 
-CMD /build.sh
+CMD /ssh_client/build.sh