Initial commit

Cloned and squashed from https://github.com/makenew/rbgem/releases/tag/v3.1.1
(makenew/rbgem@14090b9).

.devcontainer/Dockerfile

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+ARG VARIANT="3"
+
+FROM mcr.microsoft.com/vscode/devcontainers/ruby:${VARIANT}
+
+USER vscode
+WORKDIR /home/vscode
+
+RUN mkdir -p .config/git \
+ && echo ".vscode/*" >> .config/git/ignore \
+ && echo "*.code-workspace" >> .config/git/ignore \
+ && echo ".history/" >> .config/git/ignore

.devcontainer/devcontainer.json

@@ -0,0 +1,18 @@
+{
+  "$schema": "https://raw.githubusercontent.com/devcontainers/spec/main/schemas/devContainer.schema.json",
+  "name": "Ruby",
+  "build": {
+    "dockerfile": "Dockerfile",
+    "args": {
+      "VARIANT": "3"
+    }
+  },
+  "extensions": [
+    "rebornix.Ruby",
+    "ms-vsliveshare.vsliveshare",
+    "EditorConfig.EditorConfig",
+    "esbenp.prettier-vscode"
+  ],
+  "postCreateCommand": "bundle install",
+  "remoteUser": "vscode"
+}

.editorconfig

@@ -0,0 +1,9 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+indent_style = space
+indent_size = 2

.github/actions/setup/action.yml

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+---
+name: Setup
+description: Setup Ruby and install dependencies.
+
+inputs:
+  ruby_version:
+    description: The Ruby version.
+    required: false
+    default: '3.3.0'
+  install_dependencies:
+    description: Install dependencies.
+    required: false
+    default: 'true'
+  gem_credentials:
+    description: Gem credentials.
+    required: false
+
+runs:
+  using: composite
+  steps:
+    - name: Setup credentials
+      if: inputs.gem_credentials
+      shell: bash
+      run: |
+        mkdir -p ~/.gem
+        echo "$GEM_CREDENTIALS" > ~/.gem/credentials
+        chmod 600 ~/.gem/credentials
+      env:
+        GEM_CREDENTIALS: ${{ inputs.gem_credentials }}
+    - name: Setup Ruby
+      uses: ruby/setup-ruby@v1
+      with:
+        bundler-cache: ${{ inputs.install_dependencies == 'true' }}
+        ruby-version: ${{ inputs.ruby_version }}

.github/workflows/_build.yml

@@ -0,0 +1,36 @@
+---
+name: _build
+
+on:
+  workflow_call:
+    inputs:
+      ruby_version:
+        description: The Ruby version.
+        type: string
+        required: false
+        default: '3.3.0'
+    outputs:
+      artifact_name:
+        description: The artifact name.
+        value: build-${{ github.sha }}
+
+jobs:
+  build:
+    name: Gem
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup
+        uses: ./.github/actions/setup
+        with:
+          ruby_version: ${{ inputs.ruby_version }}
+      - name: Build
+        run: bundle exec rake build
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: build-${{ github.sha }}
+          if-no-files-found: error
+          path: pkg/

.github/workflows/_publish.yml

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+---
+name: _publish
+
+on:
+  workflow_call:
+    inputs:
+      artifact_name:
+        description: The artifact name.
+        type: string
+        required: true
+      registry_key:
+        description: The gem registry credentials key.
+        type: string
+        required: true
+      registry_host:
+        description: The gem registry host.
+        type: string
+        required: true
+    secrets:
+      registry_credentials:
+        description: The gem registry credentials.
+        required: true
+
+jobs:
+  publish:
+    name: Publish gem
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup
+        uses: ./.github/actions/setup
+        with:
+          install_dependencies: 'false'
+          gem_credentials: ':${{ inputs.registry_key }}: ${{ secrets.registry_credentials }}'
+      - name: Download artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: ${{ inputs.artifact_name }}
+          path: pkg/
+      - name: Publish
+        run: gem push --key $REGISTRY_KEY --host $REGISTRY_HOST $GEM_ARTIFACTS/*
+        env:
+          REGISTRY_KEY: ${{ inputs.registry_key }}
+          REGISTRY_HOST: ${{ inputs.registry_host }}
+          GEM_ARTIFACTS: pkg

.github/workflows/check.yml

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+---
+name: Check
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - '**'
+
+jobs:
+  test:
+    name: Test (Ruby ${{ matrix.ruby }} on ${{ matrix.os_name }})
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 30
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
+        ruby:
+          - '3.1'
+          - '3.2'
+          - '3.3'
+        include:
+          - os: ubuntu-latest
+            os_name: Linux
+          - os: macos-latest
+            os_name: macOS
+          - os: windows-latest
+            os_name: Windows
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup
+        uses: ./.github/actions/setup
+        with:
+          ruby_version: ${{ matrix.ruby }}
+      - name: Test
+        run: bundle exec rake test
+  lint:
+    name: Lint (Ruby ${{ matrix.ruby }})
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    strategy:
+      fail-fast: false
+      matrix:
+        ruby:
+          - '3.1'
+          - '3.2'
+          - '3.3'
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup
+        uses: ./.github/actions/setup
+        with:
+          ruby_version: ${{ matrix.ruby }}
+      - name: Lint
+        run: bundle exec rake lint
+  build:
+    name: Build
+    uses: ./.github/workflows/_build.yml
+  install:
+    name: Install (Ruby ${{ matrix.ruby }} on ${{ matrix.os_name }})
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 30
+    needs: build
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - ubuntu-latest
+          - macos-latest
+          - windows-latest
+        ruby:
+          - '3.1'
+          - '3.2'
+          - '3.3'
+        include:
+          - os: ubuntu-latest
+            os_name: Linux
+          - os: macos-latest
+            os_name: macOS
+          - os: windows-latest
+            os_name: Windows
+    steps:
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby }}
+      - name: Download artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: ${{ needs.build.outputs.artifact_name }}
+          path: .
+      - name: Find gems
+        uses: tj-actions/glob@v21
+        id: gems
+        with:
+          files: '*.gem'
+      - name: Create main.rb
+        uses: DamianReeves/[email protected]
+        with:
+          write-mode: overwrite
+          path: main.rb
+          contents: |
+            require 'seam'
+      - name: Install
+        run: gem install ${{ steps.gems.outputs.paths }}
+      - name: Run
+        run: ruby main.rb

.github/workflows/format.yml

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+---
+name: Format
+
+on:
+  push:
+    branches-ignore:
+      - main
+  workflow_dispatch: {}
+
+jobs:
+  commit:
+    name: Format code
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.head_ref }}
+          token: ${{ secrets.GH_TOKEN }}
+      - name: Import GPG key
+        uses: crazy-max/ghaction-import-gpg@v6
+        with:
+          git_user_signingkey: true
+          git_commit_gpgsign: true
+          git_committer_name: ${{ secrets.GIT_USER_NAME }}
+          git_committer_email: ${{ secrets.GIT_USER_EMAIL }}
+          gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
+          passphrase: ${{ secrets.GPG_PASSPHRASE }}
+      - name: Setup
+        uses: ./.github/actions/setup
+      - name: Format
+        run: bundle exec rake format
+      - name: Commit
+        uses: stefanzweifel/git-auto-commit-action@v5
+        if: always()
+        with:
+          commit_message: 'ci: Format code'
+          commit_user_name: ${{ secrets.GIT_USER_NAME }}
+          commit_user_email: ${{ secrets.GIT_USER_EMAIL }}
+          commit_author: ${{ secrets.GIT_USER_NAME }} <${{ secrets.GIT_USER_EMAIL }}>

.github/workflows/generate.yml

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+---
+name: Generate
+
+on:
+  push:
+    branches-ignore:
+      - main
+  workflow_dispatch: {}
+
+jobs:
+  commit:
+    name: Generate code
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.head_ref }}
+          token: ${{ secrets.GH_TOKEN }}
+      - name: Import GPG key
+        uses: crazy-max/ghaction-import-gpg@v6
+        with:
+          git_user_signingkey: true
+          git_commit_gpgsign: true
+          git_committer_name: ${{ secrets.GIT_USER_NAME }}
+          git_committer_email: ${{ secrets.GIT_USER_EMAIL }}
+          gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
+          passphrase: ${{ secrets.GPG_PASSPHRASE }}
+      - name: Setup
+        uses: ./.github/actions/setup
+        with:
+          install_dependencies: 'false'
+      - name: Normalize Gemfile.lock
+        run: bundle install
+      - name: Commit
+        uses: stefanzweifel/git-auto-commit-action@v5
+        with:
+          commit_message: 'ci: Generate code'
+          commit_user_name: ${{ secrets.GIT_USER_NAME }}
+          commit_user_email: ${{ secrets.GIT_USER_EMAIL }}
+          commit_author: ${{ secrets.GIT_USER_NAME }} <${{ secrets.GIT_USER_EMAIL }}>