Allow excon 1.x and require base64 for modern rubies #17

	name: CI
	on:
	pull_request:
	branches: [ main ]

	jobs:
	test:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2
	- name: Set up Ruby
	uses: ruby/setup-ruby@21351ecc0a7c196081abca5dc55b08f085efe09a
	with:
	ruby-version: 2.6
	- name: Install Docker
	run: curl https://get.docker.com \| sh
	- name: Install dependencies
	run: \|
	bin/setup
	sudo bin/setup
	- name: Test misc
	run: rspec spec/misc/*.rb
	- name: Test Image
	run: rspec spec/endpoints/image_spec.rb:1
	- name: Test Image authentication
	run: rspec spec/endpoints/image_spec.rb:196
	continue-on-error: true
	- name: Test Container
	run: rspec spec/endpoints/container_spec.rb
	- name: Test Volume
	run: rspec spec/endpoints/volume_spec.rb
	- name: Test Network
	run: rspec spec/endpoints/network_spec.rb
	- name: Test System
	run: rspec spec/endpoints/system_spec.rb
	- name: Test Exec
	run: rspec spec/endpoints/exec_spec.rb
	- name: Test Swarm
	run: rspec spec/endpoints/swarm_spec.rb
	- name: Test Node
	run: rspec spec/endpoints/node_spec.rb
	- name: Test Service
	run: rspec spec/endpoints/service_spec.rb
	- name: Test Task
	run: rspec spec/endpoints/task_spec.rb
	- name: Test Secret
	run: rspec spec/endpoints/secret_spec.rb
	- name: Test Config
	run: rspec spec/endpoints/config_spec.rb
	- name: Test Plugin
	run: rspec spec/endpoints/plugin_spec.rb

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