Bump go.opentelemetry.io/otel from 1.19.0 to 1.21.0 (#55) #141

	name: Go

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	jobs:

	build:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Import environment variables from file
	run: cat ".github/env" >> $GITHUB_ENV

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: ">=${{ env.golang-version }}"

	- name: Build
	run: go build -v ./...

	- name: Test
	run: go test -v ./...

	- name: Vet
	run: go vet -v ./...

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