name: Publish PyPI + MCP Registry
on:
push:
tags:
- "v*"
workflow_dispatch:
jobs:
publish:
runs-on: ubuntu-latest
permissions:
contents: read
id-token: write
steps:
- name: Checkout
uses: actions/checkout@v6
- name: Set up Python
uses: actions/setup-python@v6
with:
python-version: "3.11"
- name: Resolve version from tag
run: echo "VERSION=${GITHUB_REF_NAME#v}" >> "$GITHUB_ENV"
- name: Verify tag matches pyproject version
run: |
PYPROJECT_VERSION="$(python - <<'PY'
import tomllib
with open("pyproject.toml", "rb") as f:
data = tomllib.load(f)
print(data["project"]["version"])
PY
)"
if [ "$PYPROJECT_VERSION" != "$VERSION" ]; then
echo "Tag version ($VERSION) does not match pyproject version ($PYPROJECT_VERSION)."
exit 1
fi
- name: Sync server.json version with release
run: |
tmp="$(mktemp)"
jq --arg version "$VERSION" '
.version = $version
| .packages = (
(.packages // [])
| map(
if ((.registryType // .registry_type // "") == "pypi")
then .version = $version
else .
end
)
)
' server.json > "$tmp"
mv "$tmp" server.json
- name: Validate server.json against schema
run: |
python -m pip install --upgrade pip
python -m pip install jsonschema requests
python - <<'PY'
import json
import requests
from jsonschema import Draft202012Validator
with open("server.json", "r", encoding="utf-8") as f:
instance = json.load(f)
schema_url = instance["$schema"]
schema = requests.get(schema_url, timeout=30).json()
Draft202012Validator.check_schema(schema)
Draft202012Validator(schema).validate(instance)
print("server.json schema validation passed")
PY
- name: Build distribution
run: |
python -m pip install build
python -m build
- name: Check package metadata
run: |
python -m pip install twine
twine check dist/*
- name: Publish package to PyPI
uses: pypa/gh-action-pypi-publish@release/v1
with:
skip-existing: true
- name: Install mcp-publisher
run: |
OS="$(uname -s | tr '[:upper:]' '[:lower:]')"
ARCH="$(uname -m | sed 's/x86_64/amd64/' | sed 's/aarch64/arm64/')"
curl -fsSL "https://github.com/modelcontextprotocol/registry/releases/latest/download/mcp-publisher_${OS}_${ARCH}.tar.gz" | tar xz mcp-publisher
chmod +x mcp-publisher
- name: Login to MCP Registry with GitHub OIDC
run: ./mcp-publisher login github-oidc
- name: Publish server to MCP Registry
run: ./mcp-publisher publish
