Delete upstream workflows

This fork does not ship upstream's releases, and its hosted-runner jobs
never start here.

Claude-Session: https://claude.ai/code/session_01HuMDfgFssPUptYUzgZ6Cp8

.github/workflows/release.yml

@@ -1,41 +0,0 @@
-name: Release
-on:
-  push:
-    tags:
-      - '*'
-jobs:
-  publish:
-    runs-on: ubuntu-latest
-    permissions:
-      contents: read
-      id-token: write
-    steps:
-      - name: Checkout the repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
-        with:
-          persist-credentials: false
-      - name: Clean npm package
-        uses: ai/clean-npm-project@29219e611c2da08a07cb0a6a1b965c162e5940a9 # v0.3.0
-        with:
-          clean-docs: true
-      - name: Install Node.js
-        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7.0.0
-        with:
-          node-version: 26
-          package-manager-cache: false
-      - name: Publish npm package
-        run: npm stage publish
-        working-directory: cleaned-project/
-  release:
-    runs-on: ubuntu-latest
-    permissions:
-      contents: write
-    steps:
-      - name: Checkout the repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
-        with:
-          persist-credentials: false
-      - name: Copy CHANGELOG.md to Releases
-        uses: ai/copy-changelog-to-release@a6dc825c34575add2da2060796794f7b84894628 # v0.2.0
-        env:
-          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/test.yml

@@ -1,79 +0,0 @@
-name: Test
-on:
-  push:
-    branches:
-      - main
-  pull_request:
-permissions:
-  contents: read
-jobs:
-  full:
-    name: Node.js Latest Full
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout the repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
-        with:
-          persist-credentials: false
-      - name: Install Node.js & pnpm
-        uses: pnpm/setup@5d160c5bc68a09337ad0d5654e237e03253b5879 # v1.0.0
-        with:
-          version: 11
-          runtime: node@26
-      - name: Install dependencies
-        run: pnpm ci
-      - name: Run tests
-        run: pnpm test
-  short:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node:
-          - 24
-          - 22
-    name: Node.js ${{ matrix.node }} Quick
-    steps:
-      - name: Checkout the repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
-        with:
-          persist-credentials: false
-      - name: Install Node.js & pnpm
-        uses: pnpm/setup@5d160c5bc68a09337ad0d5654e237e03253b5879 # v1.0.0
-        with:
-          version: 11
-          runtime: node@${{ matrix.node }}
-      - name: Install dependencies
-        run: pnpm install --frozen-lockfile --ignore-scripts
-      - name: Run unit tests
-        run: pnpm unit
-  old:
-    runs-on: ubuntu-latest
-    strategy:
-      matrix:
-        node:
-          - 20
-          - 18
-          - 16
-          - 14
-          - 12
-          - 10
-    name: Node.js ${{ matrix.node }} Quick
-    steps:
-      - name: Checkout the repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
-        with:
-          persist-credentials: false
-      - name: Install pnpm
-        uses: pnpm/action-setup@fc06bc1257f339d1d5d8b3a19a8cae5388b55320 # v5.0.0
-        with:
-          version: 3
-        env:
-          ACTIONS_ALLOW_UNSECURE_COMMANDS: true
-      - name: Install Node.js ${{ matrix.node }}
-        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
-        with:
-          node-version: ${{ matrix.node }}
-      - name: Install dependencies
-        run: pnpm install --no-frozen-lockfile --ignore-scripts
-      - name: Run unit tests
-        run: for f in test/*.test.js; do node "$f"; done