curl -LO https://github.com/Kitura/kitura-cli/releases/download/kitura-cli_0.2.1_amd64.deb
sudo dpkg -i kitura-cli_0.2.1_amd64.deb
dpkg-deb: error: 'kitura-cli_0.2.1_amd64.deb' is not a Debian format archive
dpkg: error processing archive kitura-cli_0.2.1_amd64.deb (--install):
dpkg-deb --control subprocess returned error exit status 2
Errors were encountered while processing:
kitura-cli_0.2.1_amd64.deb
What is wrong ?