SYNOPSIS

     # in function metadata
     deps => {
         ...
         pm => 'Foo::Bar',
     }
    
     # specify version requirement
     deps => {
         ...
         pm => 'Foo::Bar >= 0.123',
     }
    
     # specify multiple modules
     deps => {
         all => [
             {pm => 'Foo'},
             {pm => 'Bar >= 1.23'},
             {pm => 'Baz'},
         ],
     }
    
     # specify alternatives
     deps => {
         any => [
             {pm => 'Qux'},
             {pm => 'Quux'},
         ],
     }