Pycoin was broken -- changed the way we install it

pycoin_docker/Dockerfile

@@ -3,9 +3,9 @@ FROM python:3.6-alpine3.8
 ENV HOME /pycoin
 
 RUN apk add --update --no-cache git jq su-exec \
- && pip install --no-cache-dir pycoin \
  && cd / \
  && git clone https://github.com/Kexkey/pycoin.git \
+ && mkdir /usr/local/lib/python3.6/site-packages/pycoin \
  && cp -rf pycoin/pycoin/* /usr/local/lib/python3.6/site-packages/pycoin \
  && rm -rf pycoin/*
 
@@ -14,9 +14,10 @@ COPY script/requesthandler.sh ${HOME}/requesthandler.sh
 COPY script/responsetoclient.sh ${HOME}/responsetoclient.sh
 COPY script/startpycoin.sh ${HOME}/startpycoin.sh
 COPY script/trace.sh ${HOME}/trace.sh
+COPY script/ku /usr/local/bin/ku
 
 WORKDIR ${HOME}
 
-RUN chmod +x startpycoin.sh requesthandler.sh
+RUN chmod +x startpycoin.sh requesthandler.sh /usr/local/bin/ku
 
 ENTRYPOINT ["su-exec"]

pycoin_docker/script/ku

@@ -0,0 +1,10 @@
+#!/usr/local/bin/python
+# -*- coding: utf-8 -*-
+import re
+import sys
+
+from pycoin.cmds.ku import main
+
+if __name__ == '__main__':
+    sys.argv[0] = re.sub(r'(-script\.pyw?|\.exe)?$', '', sys.argv[0])
+    sys.exit(main())