fix dockerfile

Dockerfile

@@ -6,7 +6,7 @@ RUN apt-get -y install curl gnupg
 RUN curl -sL https://deb.nodesource.com/setup_11.x  | bash -
 RUN apt-get -y install nodejs
 RUN npm install npm@latest -g
-RUN chmod +x /entrypoint.sh
 RUN node -v
 RUN npm -v
+RUN chmod +x /entrypoint.sh
 ENTRYPOINT ["/entrypoint.sh"]

entrypoint.sh

@@ -1,7 +1,8 @@
 #!/bin/bash
 set -ex
+
 echo "Install and Running Appium Server as a Background process"
 
-npm install -g appium
+sudo npm install -g appium --unsafe-perm=true --allow-root
 appium -v
 appium &>/dev/null &