update README and cursor rule

Author: topherbullock

.cursor/rules/release-changelogs.mdc

@@ -1,32 +1,30 @@
 ---
 description: writing changelog markdown when cutting a new release of the gem
-globs: 
+globs:
 alwaysApply: false
 ---
-- output the changelog as markdown when asked. 
+- output the changelog as markdown when asked.
 - git tags are used to mark the commit that cut a new release of the gem
-- the gem version is located in [version.rb](mdc:lib/model_context_protocol/version.rb)
+- the gem version is located in [version.rb](mdc:lib/mcp/version.rb)
 - use the git history, especially merge commits from PRs to construct the changelog
-- when necessary, look at the diff of files changed to determine whether a PR should be listed in 
+- when necessary, look at the diff of files changed to determine whether a PR should be listed in
   - ## Added; adds new functionality
   - ## Changed; alters functionality; especially backward compatible changes
-  - ## Fixed; bugfixes that are forward compatible 
+  - ## Fixed; bugfixes that are forward compatible
 
 use the following format for changelogs:
 
-https://cloudsmith.io/~shopify/repos/gems/packages/detail/ruby/mcp-ruby/{gem version}/
-
-# Changelog
-
+```
 ## Added
 - New functionality added that was not present before
 
 ## Changed
 - Alterations to functionality that may indicate breaking changes
 
 ## Fixed
-- Bug fixes 
+- Bug fixes
 
 #### Full change list:
-- [Name of the PR #123](mdc:https:/github.com/Shopify/mcp-ruby/pull/123) @github-author-username 
-- [Name of the PR #456](mdc:https:/github.com/Shopify/mcp-ruby/pull/456) @another-github-author 
+- [Name of the PR #123](https:/github.com/modelcontextprotocol/ruby-sdk/pull/123) @github-author-username
+- [Name of the PR #456](https:/github.com/modelcontextprotocol/ruby-sdk/pull/456) @another-github-author
+```

README.md

@@ -2,9 +2,29 @@
 
 A Ruby gem for implementing Model Context Protocol servers
 
+## Installation
+
+Add this line to your application's Gemfile:
+
+```ruby
+gem 'mcp'
+```
+
+And then execute:
+
+```bash
+$ bundle install
+```
+
+Or install it yourself as:
+
+```bash
+$ gem install mcp
+```
+
 ## MCP Server
 
-The `ModelContextProtocol::Server` class is the core component that handles JSON-RPC requests and responses.
+The `MCP::Server` class is the core component that handles JSON-RPC requests and responses.
 It implements the Model Context Protocol specification, handling model context requests and responses.
 
 ### Key Features
@@ -67,8 +87,8 @@ If you want to build a local command-line application, you can use the stdio tra
 
 ```ruby
 #!/usr/bin/env ruby
-require "model_context_protocol"
-require "model_context_protocol/transports/stdio"
+require "mcp"
+require "mcp/transports/stdio"
 
 # Create a simple tool
 class ExampleTool < ModelContextProtocol::Tool