Ruby client information

content/en/language_clients/language_client_overview.md

@@ -11,7 +11,7 @@ Sigstore has clients for the following language ecosystems:
 
 - [Python](../python/overview)
 - [Rust](https://github.com/sigstore/sigstore-rs#features)
-- [Ruby](https://github.com/sigstore/sigstore-ruby#sigstore)
+- [Ruby](../ruby/overview)
 - [JavaScript](https://github.com/sigstore/sigstore-js#sigstore-js---)
 - [Java](https://github.com/sigstore/sigstore-java#sigstore-java)
 - [Go](https://github.com/sigstore/sigstore-go#sigstore-go)

content/en/language_clients/ruby/_index.html

@@ -0,0 +1,11 @@
+---
+type: docs
+title: "Ruby"
+description: "Ruby Language Client"
+lead: "Ruby Language Client"
+date: 2024-10-06T08:49:15+00:00
+lastmod: 2024-10-06T08:49:15+00:00
+draft: false
+images: []
+weight: 50
+---

content/en/language_clients/ruby/overview.md

@@ -0,0 +1,40 @@
+---
+type: docs
+category: Ruby
+title: Ruby Client Overview
+weight: 5
+---
+[`sigstore`](https://rubygems.org/gems/sigstore) is a pure-ruby implementation of Sigstore signature verification.
+
+The project repository can be found [here](https://github.com/sigstore/sigstore-ruby#sigstore).
+
+## Features
+
+- Pure Ruby implementation of `sigstore verify` command from the [Cosign](../../cosign/verify) project
+- `gem` subcommand
+- TUF client implementation
+
+## Installation
+
+`sigstore` requires Ruby version 3.1.0 or greater. 
+
+Add sigstore to your Gemfile:
+
+```console
+gem 'sigstore', '~> 0.1.1'
+```
+
+Install sigstore:
+
+```console
+gem install sigstore
+```
+
+## Example
+
+```console
+gem sigstore_cosign_verify_bundle --bundle a.txt.sigstore \
+    --certificate-identity https://github.com/sigstore-conformance/extremely-dangerous-public-oidc-beacon/.github/workflows/extremely-dangerous-oidc-beacon.yml@refs/heads/main \
+    --certificate-oidc-issuer https://token.actions.githubusercontent.com \
+    a.txt
+```