name: Mypy Type Check

on:
  push:
    branches: ["main", "release/*", "develop"]
  pull_request:

permissions:
  contents: read
defaults:
  run:
    shell: bash

env:
  # UV_TORCH_BACKEND only works with 'uv pip' commands, not 'uv sync'.
  # Used by 'uv pip install torch torchvision' step to install CPU-only PyTorch.
  UV_TORCH_BACKEND: "cpu"

concurrency:
  group: mypy-${{ github.ref }}
  cancel-in-progress: ${{ github.event_name == 'pull_request' }}

jobs:
  type-check:
    name: Type Check
    runs-on: ubuntu-latest
    timeout-minutes: 10
    steps:
      - name: 📥 Checkout the repository
        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1

      - name: 🐍 Install uv and set Python version
        uses: astral-sh/setup-uv@61cb8a9741eeb8a550a1b8544337180c0fc8476b # v7.2.0
        with:
          python-version: "3.10"
          activate-environment: true

      - name: 🚀 Install Packages
        timeout-minutes: 5
        run: uv pip install -e ".[train,cli,visual]" --group typing

      - name: 🔍 Run mypy
        run: uv run --no-sync mypy src/rfdetr/ --no-error-summary

      - name: Minimize uv cache
        continue-on-error: true
        run: uv cache prune --ci