Build a golang action

This action allows you to build an action written in go.

Use this action

Yet to be tested and adjusted

Create the workflow to build your release. For example in `.github/workflows/build-dist.yml

name: "build-dist"
on: # rebuild any branch changes
  push:
    paths:
      - '*'
      - '**/*'
      - '!dist/**'
    branches:
      - '*'
    tags-ignore:
      - '*'

jobs:
  build:
    strategy:
      matrix:
        runs-on: [ubuntu-latest, macos-latest, windows-latest]
    runs-on: ${{ matrix.runs-on }}
    steps:
      - uses: actions/checkout@v2
      - uses: actions/setup-go@v1
        with:
          go-version: '1.17'
      - run: go build -v -o dist/main
      - uses: actions/upload-artifact@v1
        with:
          name: main-${{ matrix.runs-on }}
          path: dist/main
  publish:
    name: Publish new action version
    runs-on: ubuntu-latest
    needs: [build]
    steps:
      - uses: actions/download-artifact@v1
        with:
          name: main-ubuntu-latest
      - uses: actions/download-artifact@v1
        with:
          name: main-macos-latest
      - uses: actions/download-artifact@v1
        with:
          name: main-windows-latest
      - uses: actions-go/update@v1