release: 3.21.0

.github/workflows/ci.yml

@@ -26,9 +26,9 @@ jobs:
       github.repository == 'stainless-sdks/stagehand-ruby' &&
       (github.event_name == 'push' || github.event.pull_request.head.repo.fork) && (github.event_name != 'push' || github.event.head_commit.message != 'codegen metadata')
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
+        uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
         with:
           bundler-cache: false
       - run: |-
@@ -39,7 +39,7 @@ jobs:
           github.repository == 'stainless-sdks/stagehand-ruby' &&
           !startsWith(github.ref, 'refs/heads/stl/')
         id: github-oidc
-        uses: actions/github-script@v8
+        uses: actions/github-script@ed597411d8f924073f98dfc5c65a23a2325f34cd # v8.0.0
         with:
           script: core.setOutput('github_token', await core.getIDToken());
 
@@ -60,9 +60,9 @@ jobs:
     if: github.event_name == 'push' || github.event.pull_request.head.repo.fork
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
+        uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
         with:
           bundler-cache: false
       - run: |-
@@ -76,9 +76,9 @@ jobs:
     runs-on: ${{ github.repository == 'stainless-sdks/stagehand-ruby' && 'depot-ubuntu-24.04' || 'ubuntu-latest' }}
     if: github.event_name == 'push' || github.event.pull_request.head.repo.fork
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
+        uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
         with:
           bundler-cache: false
       - run: |-

.github/workflows/publish-gem.yml

@@ -14,9 +14,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
+        uses: ruby/setup-ruby@c4e5b1316158f92e3d49443a9d58b31d25ac0f8f # v1.306.0
         with:
           bundler-cache: false
       - run: |-

.github/workflows/release-doctor.yml

@@ -12,7 +12,7 @@ jobs:
     if: github.repository == 'browserbase/stagehand-ruby' && (github.event_name == 'push' || github.event_name == 'workflow_dispatch' || startsWith(github.head_ref, 'release-please') || github.head_ref == 'next')
 
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
 
       - name: Check release environment
         run: |

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-  ".": "3.20.0"
+  ".": "3.21.0"
 }

.stats.yml

@@ -1,4 +1,4 @@
 configured_endpoints: 8
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/browserbase/stagehand-6f6bfb81d092f30a5e2005328c97d61b9ea36132bb19e9e79e55294b9534ce20.yml
-openapi_spec_hash: f3fc1e3688a38dc2c28f7178f7d534e5
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/browserbase/stagehand-c7910965e66e73ad8b65b6cc391d431094b2a6c6577c3e9d82feaa8138e74cff.yml
+openapi_spec_hash: 37748bb69c22a9ce721d9b5a5861f964
 config_hash: 1fb12ae9b478488bc1e56bfbdc210b01

CHANGELOG.md

@@ -1,5 +1,21 @@
 # Changelog
 
+## 3.21.0 (2026-05-27)
+
+Full Changelog: [v3.20.0...v3.21.0](https://github.com/browserbase/stagehand-ruby/compare/v3.20.0...v3.21.0)
+
+### Features
+
+* [feat]: add `ignoreSelectors` to `observe()` ([0acc093](https://github.com/browserbase/stagehand-ruby/commit/0acc093944e72ee488393ec1fb73dc16450cc825))
+* [STG-1756] forward Vertex model config ([f9752bc](https://github.com/browserbase/stagehand-ruby/commit/f9752bc3297bb9feef4d4b46d7faeac2a5e73335))
+* Add `screenshot` option to Extract ([7b65ca7](https://github.com/browserbase/stagehand-ruby/commit/7b65ca776e1e13c489f13991b012fa24aecc60e6))
+* STG-1756 add Vertex auth params to Stagehand spec ([4b65f22](https://github.com/browserbase/stagehand-ruby/commit/4b65f221055c7d0d3d7426845fbd0e49ba13d2df))
+
+
+### Bug Fixes
+
+* **client:** elide content type header on requests without body ([6149c11](https://github.com/browserbase/stagehand-ruby/commit/6149c11d9ab60a0cac69f1e26e3a2f42425ad616))
+
 ## 3.20.0 (2026-05-06)
 
 Full Changelog: [v3.19.3...v3.20.0](https://github.com/browserbase/stagehand-ruby/compare/v3.19.3...v3.20.0)

Gemfile.lock

@@ -11,7 +11,7 @@ GIT
 PATH
   remote: .
   specs:
-    stagehand (3.20.0)
+    stagehand (3.21.0)
       cgi
       connection_pool
 

lib/stagehand/internal/transport/base_client.rb

@@ -306,6 +306,8 @@ def initialize(
               Stagehand::Internal::Util.deep_merge(*[req[:body], opts[:extra_body]].compact)
             end
 
+          headers.delete("content-type") if body.nil?
+
           url = Stagehand::Internal::Util.join_parsed_uri(
             @base_url_components,
             {**req, path: path, query: query}

lib/stagehand/internal/type/union.rb

@@ -4,6 +4,17 @@ module Stagehand
   module Internal
     module Type
       # @api private
+      #
+      # @example
+      #   # `model_config` is a `Stagehand::ModelConfig`
+      #   case model_config
+      #   when Stagehand::ModelConfig::VertexModelConfigObject
+      #     puts(model_config.auth)
+      #   when Stagehand::ModelConfig::GenericModelConfigObject
+      #     puts(model_config.model_name)
+      #   else
+      #     puts(model_config)
+      #   end
       module Union
         include Stagehand::Internal::Type::Converter
         include Stagehand::Internal::Util::SorbetRuntimeSupport