chore: minor refactor of base64 handling #165

	name: Test

	# Translated: "Execute this workflow on pushes to main OR on pull requests
	# opened against main"
	#
	# See this question and answer for what we're solving here:
	# https://github.community/t5/GitHub-Actions/How-to-trigger-an-action-on-push-or-pull-request-but-not-both/m-p/36155#M2460
	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]

	# cancel CI runs when a new commit is pushed to any branch except main
	concurrency:
	group: "test-${{ github.ref }}"
	cancel-in-progress: ${{ github.ref != 'refs/heads/main' }}

	jobs:
	test:
	name: Test
	runs-on: ubuntu-latest

	steps:
	- uses: actions/setup-go@v2
	with:
	go-version: '1.21'

	- uses: actions/checkout@v2

	- run: make testci

	- uses: codecov/codecov-action@v3
	with:
	files: ./coverage.txt

	- run: make image

	regression_tests:
	name: Regression Tests
	runs-on: ubuntu-latest

	strategy:
	matrix:
	go_version:
	- '1.20'
	- '1.19'

	steps:
	- uses: actions/setup-go@v2
	with:
	go-version: ${{matrix.go_version}}

	- uses: actions/checkout@v2

	- run: make test

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