add some comments, upadte gemspec, up minor subver

.gitignore

@@ -9,3 +9,4 @@
 
 # rspec failure tracking
 .rspec_status
+actionhash-1.0.0.gem

actionhash.gemspec

@@ -31,4 +31,7 @@ Gem::Specification.new do |spec|
   spec.bindir = 'exe'
   spec.executables = spec.files.grep(%r{\Aexe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
+
+  spec.funding_uri = 'https://www.paypal.com/donate/?hosted_button_id=YF5XS7ZXQ6F8A'
+  spec.post_install_message = 'If you find this gem useful, consider supporting its development: https://www.paypal.com/donate/?hosted_button_id=YF5XS7ZXQ6F8A'
 end

lib/actionhash.rb

@@ -3,6 +3,7 @@
 require_relative 'actionhash/version'
 require 'securerandom'
 
+# This is the main module for the ActionHash Gem
 module ActionHash
   class Error < StandardError; end
 

lib/actionhash/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Actionhash
-  VERSION = '1.0.0'
+  VERSION = '1.0.1'
 end