docker updated and ci workflow added #1

	name: CI

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

	jobs:
	test:
	runs-on: ubuntu-latest

	services:
	postgres:
	image: postgres:15
	env:
	POSTGRES_PASSWORD: password
	POSTGRES_DB: testdb
	options: >-
	--health-cmd pg_isready
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5
	ports:
	- 5432:5432

	steps:
	- uses: actions/checkout@v4

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: 1.23

	- name: Cache Go modules
	uses: actions/cache@v3
	with:
	path: ~/go/pkg/mod
	key: ${{ runner.os}}~go-${{ hashFiles('**/go.sum') }}
	restore-keys: \|
	${{ runner.os }}~go-

	- name: Install dependencies
	run: go mod download

	- name: Run tests
	run: go test -v -race coverprofile=coverage.out ./...
	env:
	DATABASE_URL: postgres://postgres:password@localhost:5432/testdb?sslmode=disable

	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v3
	with:
	file: coverage.out

	- name: Run linter
	uses: golangci/golangci-lint-action@v3
	with:
	version: latest

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

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