Update Dockerfile

Dockerfile

@@ -1,6 +1,6 @@
 FROM debian:buster
 
-WORKDIR /home/techmonger/redis/
+WORKDIR /tmp/redis/
 
 # Install dependencies
 RUN apt-get update && apt-get install -y \
@@ -15,7 +15,7 @@ RUN wget http://download.redis.io/releases/redis-4.0.11.tar.gz \
     && rm redis-4.0.11.tar.gz
 
 # Build Redis
-WORKDIR /home/techmonger/redis/redis-4.0.11
+WORKDIR /tmp/redis/redis-4.0.11
 RUN make
 
 # Copy Webdis config
@@ -25,4 +25,4 @@ COPY webdis.json /etc/webdis.json
 EXPOSE 6379 7860
 
 # Start Redis and Webdis
-CMD /home/techmonger/redis/redis-4.0.11/src/redis-server & webdis /etc/webdis.json
+CMD /tmp/redis/redis-4.0.11/src/redis-server & webdis /etc/webdis.json