CI: use actions/checkout@v4, enable fetch-deps=0 #29

	name: Go

	on:
	push:

	jobs:
	build:
	name: Build
	runs-on: ubuntu-22.04
	steps:
	- name: Set up Go 1.21
	uses: actions/setup-go@v3
	with:
	go-version: 1.21
	check-latest: true
	id: go
	- name: Check out code into the Go module directory
	uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Check version
	run: DEBUG=true ./ci/version
	- name: Test
	run: make test
	- name: Build
	run: make build
	- name: Print theo-agent -version
	run: ./build/theo-agent -version

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