pool: Simplify code calculating rewards payments. #838

	name: Build and Test
	on: [push, pull_request]
	permissions:
	contents: read

	jobs:
	build:
	name: Go CI
	runs-on: ubuntu-latest
	strategy:
	matrix:
	go: ['1.20', '1.21']

	services:
	postgres:
	image: postgres:16.0
	env:
	POSTGRES_USER: dcrpooluser
	POSTGRES_PASSWORD: 12345
	POSTGRES_DB: dcrpooltestdb
	options: >-
	--health-cmd pg_isready
	--health-interval 10s
	--health-timeout 5s
	--health-retries 5
	ports:
	- 5432:5432
	steps:
	- name: Set up Go
	uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe #v4.1.0
	with:
	go-version: ${{ matrix.go }}
	- name: Check out source
	uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac #v4.0.0
	- name: Install Linters
	run: "curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh \| sh -s -- -b $(go env GOPATH)/bin v1.54.2"
	- name: Build
	run: go build ./...
	- name: Test
	run: \|
	./run_tests.sh

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