name: External contracts

on:
  schedule:
    - cron: "0 3 * * *"
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

env:
  CARGO_PROFILE_TEST_DEBUG: line-tables-only
  CARGO_INCREMENTAL: 0

jobs:
  external-contracts:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6

      - uses: dtolnay/rust-toolchain@29eef336d9b2848a0b548edc03f92a220660cdb8 # stable

      - uses: Swatinem/rust-cache@e18b497796c12c097a38f9edb9d0641fb99eee32 # v2

      # These tests intentionally call real third-party APIs. Unit/integration
      # tests mock providers, but a nightly contract check catches external API
      # drift that would otherwise only appear at runtime.
      - name: Run external contract tests
        run: cargo test --locked --test external_contract -- --ignored --test-threads=1