doubled 0.3.3

Dekker arithmetic
Documentation
on:
  push:
    branches: master
  pull_request:
  merge_group:

name: Continuous Integration

jobs:
  # check if the project builds with MSRV, stable and nighly
  build:
    name: Build nightly
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
      - name: Install Rust
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: nightly
      - run: cargo check
        env:
          RUSTFLAGS: -D warnings