merge upstream 0.20 (#8)

## 内容

VOICEVOX ENGINEのバージョン0.20をマージします。

## その他

.gitattributes

@@ -1,3 +1,5 @@
+test/**/__snapshots__/**/*.json linguist-generated=true
+
 * text=auto
 *.png -text
-*.wav -text
+*.wav -text

.github/CODEOWNERS

@@ -1 +1 @@
-* @VOICEVOX/maintainer
+* @VOICEVOX/main-reviewer

.github/actions/prepare_python/action.yml

@@ -0,0 +1,40 @@
+name: "Prepare Python"
+description: "Python ランタイムと依存パッケージをインストールし、Python バージョンを出力する"
+
+inputs:
+  only-export-python-version:
+    description: "Python バージョンの出力のみをおこなうか否か"
+    required: false
+    default: "false"
+  requirements-suffix:
+    description: "依存パッケージインストール時に `rquirements` へ付ける接尾語"
+    required: false
+    default: ""
+  python-version:
+    description: "インストールされる Python ランタイムのバージョン。デフォルト値はこのリポジトリが想定する Python バージョン。"
+    required: false
+    default: "3.11.3"
+outputs:
+  python-version:
+    description: "Python version"
+    value: ${{ steps.export-python-version.outputs.python-version }}
+
+runs:
+  using: "composite"
+  steps:
+    - name: <Setup> Set up Python
+      if: ${{ inputs.only-export-python-version == 'false' }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ inputs.python-version }}
+        cache: pip
+
+    - name: <Setup> Install Python dependencies
+      if: ${{ inputs.only-export-python-version == 'false' }}
+      run: pip install -r requirements${{ inputs.requirements-suffix }}.txt
+      shell: bash
+
+    - name: <Deploy> Export Python version
+      id: export-python-version
+      run: echo "python-version=${{ inputs.python-version }}" >> $GITHUB_OUTPUT
+      shell: bash

.github/workflows/build-docs.yml

@@ -0,0 +1,38 @@
+# API docs HTML ファイルを生成し、`gh-pages` ブランチへの push によって GitHub Pages 上のドキュメントとして公開
+
+name: upload-docs
+
+on:
+  push:
+    branches:
+      - "master"
+
+env:
+  PUBLISH_DIR: "./docs/api"
+  PUBLISH_BRANCH: "gh-pages"
+  DESTINATION_DIR: "api"
+
+defaults:
+  run:
+    shell: bash
+
+jobs:
+  upload-doc:
+    runs-on: ubuntu-20.04
+    steps:
+      - name: <Setup> Check out the repository
+        uses: actions/checkout@v4
+
+      - name: <Setup> Prepare Python Runtime / Python Dependencies
+        uses: ./.github/actions/prepare_python
+
+      - name: <Build> Make documents
+        run: PYTHONPATH=. python tools/make_docs.py
+
+      - name: <Deploy> Deploy documents to GitHub Pages
+        uses: peaceiris/actions-gh-pages@v4
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ${{ env.PUBLISH_DIR }}
+          publish_branch: ${{ env.PUBLISH_BRANCH }}
+          destination_dir: ${{ env.DESTINATION_DIR }}

.github/workflows/build-docker.yml → .github/workflows/build-engine-container.yml

@@ -14,9 +14,8 @@ on:
 
 env:
   IMAGE_NAME: ${{ vars.DOCKERHUB_USERNAME }}/voicevox_nemo_engine
-  PYTHON_VERSION: "3.11.3"
-  VOICEVOX_RESOURCE_VERSION: "0.14.0"
-  VOICEVOX_CORE_VERSION: "0.14.0"
+  VOICEVOX_RESOURCE_VERSION: "0.20.0"
+  VOICEVOX_CORE_VERSION: "0.15.0"
 
 defaults:
   run:
@@ -28,11 +27,11 @@ jobs:
     outputs:
       version_or_latest: ${{ steps.vars.outputs.version_or_latest }}
     steps:
-      - name: declare variables
+      - name: <Setup> Declare variables
         id: vars
         run: |
           : # releaseタグ名か、workflow_dispatchでのバージョン名か、latestが入る
-          echo "version_or_latest=${{ github.event.release.tag_name || github.event.inputs.version || 'latest' }}" >> $GITHUB_OUTPUT
+          echo "version_or_latest=${{ github.event.release.tag_name || github.event.inputs.version || 'latest' }}" >> "$GITHUB_OUTPUT"
 
   build-docker:
     needs: [config]
@@ -81,45 +80,50 @@ jobs:
             platforms: linux/amd64
 
     steps:
-      - uses: actions/checkout@v3
+      - name: <Setup> Check out the repository
+        uses: actions/checkout@v4
 
-      - name: Setup QEMU
-        uses: docker/setup-qemu-action@v2
+      - name: <Setup> Prepare Python version
+        id: prepare-python
+        uses: ./.github/actions/prepare_python
+        with:
+          only-export-python-version: true
+
+      - name: <Setup> Set up QEMU
+        uses: docker/setup-qemu-action@v3
 
-      - name: Setup Docker Buildx
+      - name: <Setup> Set up Docker Buildx
         id: buildx
-        uses: docker/setup-buildx-action@v2
+        uses: docker/setup-buildx-action@v3
 
-      - name: Login to DockerHub
-        uses: docker/login-action@v2
+      - name: <Setup> Login to DockerHub
+        uses: docker/login-action@v3
         with:
           username: ${{ vars.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
 
-      # Download VOICEVOX RESOURCE
-      - name: Prepare VOICEVOX RESOURCE cache
-        uses: actions/cache@v3
+      - name: <Setup> Prepare VOICEVOX RESOURCE cache
+        uses: actions/cache@v4
         id: voicevox-resource-cache
         with:
           key: voicevox-resource-${{ env.VOICEVOX_RESOURCE_VERSION }}
           path: download/resource
 
-      - name: Checkout VOICEVOX RESOURCE
+      - name: <Setup> Check out the VOICEVOX RESOURCE repository
         if: steps.voicevox-resource-cache.outputs.cache-hit != 'true'
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: VOICEVOX/voicevox_nemo_resource
           ref: ${{ env.VOICEVOX_RESOURCE_VERSION }}
           path: download/resource
 
-      # Merge VOICEVOX RESOURCE
-      - name: Merge VOICEVOX RESOURCE
+      - name: <Build> Merge VOICEVOX RESOURCE
         env:
           DOWNLOAD_RESOURCE_PATH: download/resource
-        run: bash build_util/process_voicevox_resource.bash
+        run: bash tools/process_voicevox_resource.bash
 
-      - name: Build and Deploy Docker image
-        uses: docker/build-push-action@v3
+      - name: <Build/Deploy> Build and Deploy Docker image
+        uses: docker/build-push-action@v5
         env:
           IMAGE_TAG:
             |- # If it's a release, add the version, otherwise add the `latest`
@@ -151,7 +155,7 @@ jobs:
           build-args: |
             BASE_IMAGE=${{ matrix.base_image }}
             BASE_RUNTIME_IMAGE=${{ matrix.base_runtime_image }}
-            PYTHON_VERSION=${{ env.PYTHON_VERSION }}
+            PYTHON_VERSION=${{ steps.prepare-python.outputs.python-version }}
             VOICEVOX_ENGINE_VERSION=${{ needs.config.outputs.version_or_latest }}
             VOICEVOX_CORE_VERSION=${{ env.VOICEVOX_CORE_VERSION }}
             VOICEVOX_RESOURCE_VERSION=${{ env.VOICEVOX_RESOURCE_VERSION }}
@@ -168,7 +172,7 @@ jobs:
     # version が指定されている場合のみ実行する
     if: needs.config.outputs.version_or_latest != 'latest'
     needs: [config, build-docker]
-    uses: ./.github/workflows/release-test-docker.yml
+    uses: ./.github/workflows/test-engine-container.yml
     with:
       version: ${{ needs.config.outputs.version_or_latest }}
       repo_url: ${{ format('{0}/{1}', github.server_url, github.repository) }} # このリポジトリのURL