Update Dockerfile

I need coffee.

Author: e3ndr

Dockerfile

@@ -6,8 +6,8 @@ LABEL org.opencontainers.image.source="https://github.com/casterlabs/tcp-proxy"
 # code
 COPY ./docker_launch.sh /home/container
 COPY ./target/tcp-proxy.jar /home/container
-RUN chmod +x launch.sh
+RUN chmod +x docker_launch.sh
 
 # entrypoint
-CMD [ "./launch.sh" ]
+CMD [ "./docker_launch.sh" ]
 EXPOSE 8000/tcp