chore(deps): update postgres docker tag to v15.4 #136

	name: Linting
	on: pull_request

	jobs:
	yaml-lint:
	name: Run yaml linting
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Configure Python 3.8
	uses: actions/setup-python@v4
	with:
	python-version: "3.8"
	- name: Install yamllint
	run: pip install yamllint==1.24.2
	- name: Run yamllint
	run: yamllint .
	shellcheck:
	name: Shellcheck
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- name: Run ShellCheck
	uses: ludeeus/action-shellcheck@00cae500b08a931fb5698e11e79bfbd38e612a38
	with:
	check_together: "yes"
	env:
	SHELLCHECK_OPTS: -e SC2034 --shell=bash
	shfmt:
	name: Shell format
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	- uses: actions/setup-go@v4
	with:
	go-version: 1.18.x
	- name: Install shfmt
	run: go install mvdan.cc/sh/v3/cmd/shfmt@latest
	- name: Check formatting
	run: shfmt -s -d .

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