release-rust.yml

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# Publish paimon and paimon-datafusion crates to crates.io.
#
# Trigger: push a version tag (e.g. v0.1.0, v0.1.0-rc1).
# Pre-release tags (containing '-') only run dry-run checks without publishing.
#
# Token auth: add secret CARGO_REGISTRY_TOKEN for crates.io publishing.

name: Release Rust

on:
  push:
    tags:
      - "v[0-9]+.[0-9]+.[0-9]+"
      - "v[0-9]+.[0-9]+.[0-9]+-rc[0-9]+"
  workflow_dispatch:

jobs:
  publish:
    runs-on: ubuntu-latest
    permissions:
      contents: read
    strategy:
      # Publish crates sequentially to respect dependency order
      max-parallel: 1
      matrix:
        # Order matters: paimon must be published before paimon-datafusion
        package:
          - paimon
          - paimon-datafusion
    steps:
      - uses: actions/checkout@v6

      - name: Setup Rust toolchain
        uses: dtolnay/rust-toolchain@stable

      - name: Dry run
        run: cargo publish -p ${{ matrix.package }} --all-features --dry-run

      - name: Publish ${{ matrix.package }} to crates.io
        if: startsWith(github.ref, 'refs/tags/') && !contains(github.ref, '-')
        run: cargo publish -p ${{ matrix.package }} --all-features
        env:
          CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}