Build WMCore services and publish them to pypy, using to tag pushes

.github/workflows/pypy_build_publish.yaml

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+# This workflow will build and upload WMCore core services to the production PYPY
+# based on tag releases
+
+on:
+  push:
+    tags:
+      - v2.1.**
+
+jobs:
+  build_and_publish_services:
+    stragegy:
+      matrix:
+        target: [wmagent, wmagent-devtools, wmcore, reqmon, reqmgr2, reqmgr2ms, global-workqueue, acdcserver]
+    uses: ./.github/workflows/pypy_build_publish_template.yaml
+    with:
+      target: ${{ matrix.target }}
+    secrets:
+      token: ${{ secrets.PYPY_PRODUCTION }}

.github/workflows/pypy_build_publish_template.yaml

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+# Reusable workflow to setup a specific WMCore component for pip
+
+on:
+  workflow_call:
+    inputs:
+      wmcore_component:
+        required: true
+        type: string
+    secrets:
+      pypy_token:
+        required: true
+
+jobs:
+  build_and_publish_from_template:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup python 3.8
+        uses: actions/setup-python@v3
+        with:
+          python-version: "3.8"
+      - name: Upgrade pip3
+        run: |
+          python3 -m pip install --upgrade pip
+      - name: Update the setup script template with package name
+        run: |
+          sed "s/PACKAGE_TO_BUILD/${{ inputs.wmcore_component }}/" setup_template.py > setup.py
+      - name: Create requirements file
+        run: |
+          awk "/(${{ inputs.wmcore_component }}$)|(${{ inputs.wmcore_component }},)/ {print \$1}" requirements.wmcore.txt > requirements.txt
+      - name: Build and publish component
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          user: __token__
+          password: ${{ secrets.pypy_token }}