Removed idea to have Tasks have a seperate step class; needless abstraction at this point, added manifest parser

lib/api/package.rb

@@ -0,0 +1,32 @@
+class W3DHub
+  class Api
+    class Package
+      attr_reader :category, :subcategory, :name, :version, :size, :checksum, :checksum_chunk_size, :checksum_chunks
+
+      def initialize(hash)
+        @data = hash
+
+        @category = @data[:category]
+        @subcategory = @data[:subcategory]
+        @name = @data[:name]
+        @version = @data[:version]
+
+        @size = @data[:size]
+        @checksum = @data[:checksum]
+        @checksum_chunk_size = @data[:"checksum-chunk-size"]
+        @checksum_chunks = @data[:"checksum-chunks"]&.map { |c| Chunk.new(c) }
+      end
+
+      class Chunk
+        attr_reader :chunk, :checksum
+
+        def initialize(array)
+          @data = array
+
+          @chunk = @data[0]
+          @checksum = @data[1]
+        end
+      end
+    end
+  end
+end