message: Update build.yml
  change conditional build from master to main branch
diff: @@ -5,7 +5,7 @@ on: [push]
  jobs:
  build-nix:
  runs-on: ${{ matrix.os }}
  - if: github.ref == 'refs/heads/master'
  + if: github.ref == 'refs/heads/main'
  strategy:
  matrix:
  type: [ubuntu-x64, ubuntu-x86]
  @@ -73,7 +73,7 @@ jobs:
  build-macos:
  runs-on: macos-latest
  - if: github.ref == 'refs/heads/master'
  + if: github.ref == 'refs/heads/main'
  steps:
  - uses: actions/checkout@v2
  - uses: actions-rs/toolchain@v1
  @@ -103,7 +103,7 @@ jobs:
  build-windows:
  runs-on: ${{ matrix.os }}
  - if: github.ref == 'refs/heads/master'
  + if: github.ref == 'refs/heads/main'
  strategy:
  matrix:
  type: [windows-x64, windows-x86]
  