Go CI

feat: support opentracing #60

	name: Go CI

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:

	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	go: [1.13, 1.14, 1.15]

	steps:
	- name: Set up Go 1.x
	uses: actions/setup-go@v4
	with:
	go-version: ${{ matrix.go }}

	- name: Check out code into the Go module directory
	uses: actions/checkout@v2

	- name: Build Tea
	run: go build ./tea
	- name: Build Util
	run: go build ./utils

	- name: Test
	run: go test -race -coverprofile=coverage.txt -covermode=atomic ./tea/... ./utils/...

	- name: CodeCov
	run: bash <(curl -s https://codecov.io/bash)

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