Add initial support for release gem

.github/workflows/release_ruby_gem.yml

@@ -0,0 +1,55 @@
+---
+name: Release Ruby Gem
+
+on:
+  pull_request:
+
+jobs:
+  ci-data:
+    runs-on: ubuntu-latest
+    outputs:
+      result: ${{ steps.fetch.outputs.result }}
+    steps:
+      - uses: oxidize-rb/actions/fetch-ci-data@v1
+        id: fetch
+        with:
+          supported-ruby-platforms: |
+            exclude: [arm-linux]
+          stable-ruby-versions: |
+            exclude: [head]
+  cross-gem:
+    name: Compile native gem for ${{ matrix.platform }}
+    runs-on: ubuntu-latest
+    needs: ci-data
+    strategy:
+      matrix:
+        platform:
+          - x86_64-linux
+          - x86_64-linux-musl
+          - aarch64-linux
+          - aarch64-linux-musl
+          - arm-linux
+          - arm64-darwin
+          - x86_64-darwin
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: oxidize-rb/actions/setup-ruby-and-rust@main
+        with:
+          rubygems: latest
+          ruby-version: "3.1"
+          bundler-cache: false
+          cargo-cache: false
+          cargo-vendor: false
+
+      - uses: oxidize-rb/actions/cross-gem@v1
+        id: cross-gem
+        with:
+          platform: ${{ matrix.platform }}
+          ruby-versions: 3.1
+          working-directory: context-ruby
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: cross-gem-${{ matrix.platform }}
+          path: ${{ steps.cross-gem.outputs.gem-path }}

.rubocop.yml

@@ -0,0 +1,2 @@
+AllCops:
+  TargetRubyVersion: 3.1

.trunk/trunk.yaml

@@ -14,7 +14,7 @@ runtimes:
   enabled:
     - [email protected]
     - [email protected]
-    - [email protected].0
+    - [email protected].4
     - rust@2024-05-01
 # This is the section where you manage your linters. (https://docs.trunk.io/check/configuration)
 lint:

context-ruby/.gitignore

@@ -1,3 +1,5 @@
 lib/**/*.bundle
 lib/**/*.so
+pkg/**
 tmp
+*.gem