Implement CI for `backend-go` #10

	name: CI GO Backend
	on:
	push:
	branches: [main]
	paths:
	- ".github/workflows/ci_backend_go.yaml"
	- "backend-go/**"
	pull_request:
	branches: [main]
	paths:
	- ".github/workflows/ci_backend_go.yaml"
	- "backend-go/**"

	jobs:
	test:
	runs-on: ubuntu-latest
	env:
	working-directory: ./backend-go

	steps:
	- name: Check out code
	uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v5
	with:
	go-version: "1.21"

	- name: Install Tools
	run: make tools
	working-directory: ${{ env.working-directory }}

	- name: Install Dependencies
	run: go mod download
	working-directory: ${{ env.working-directory }}

	- name: Format
	run: make fmt
	working-directory: ${{ env.working-directory }}

	- name: Lint
	run: make lint
	working-directory: ${{ env.working-directory }}

	- name: Test
	run: make test
	working-directory: ${{ env.working-directory }}

	- name: Build
	run: make build
	working-directory: ${{ env.working-directory }}

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