Install binaries in /usr/local/bin

Dockerfile

@@ -13,9 +13,9 @@ RUN git checkout $ELECTRUM_VERSION
 RUN git submodule update --init
 RUN apt-get install -y libsecp256k1-0
 RUN python3 -m pip install --user . cryptography
-RUN ln -s $ELECTRUM_INSTALL_DIR/run_electrum /usr/bin/electrum
+RUN ln -s $ELECTRUM_INSTALL_DIR/run_electrum /usr/local/bin/electrum
 
 WORKDIR /root
 
-ADD ./entrypoint.sh /entrypoint.sh
-ENTRYPOINT ["/entrypoint.sh"]
+COPY entrypoint /usr/local/bin/
+ENTRYPOINT ["entrypoint"]