我正在尝试遵循有关Shopify Apps的教程。首先，我尝试：
捆绑安装
但这给了我这个错误
Gem::Ext::BuildError: ERROR: Failed to build gem native extension.
current directory: /tmp/bundler20171024-12759-18v2l7apg-0.21.0/gems/pg-0.21.0/ext
/usr/bin/ruby2.3 -r ./siteconf20171024-12759-2yizk4.rb extconf.rb
checking for pg_config... yes
Using config values from /usr/bin/pg_config
You need to install postgresql-server-dev-X.Y for building a server-side extension or libpq-dev for
building a client-side application.
You need to install postgresql-server-dev-X.Y for building a server-side extension or libpq-dev for
building a client-side application.
checking for libpq-fe.h... no
Can't find the 'libpq-fe.h header
*** extconf.rb failed ***
Could not create …