PG17 Support #1058

	name: Clippy and rustfmt
	on:
	pull_request:
	push:
	branches:
	- main
	- staging
	- trying
	workflow_dispatch:
	inputs:
	container-image:
	description: 'Container image to pull from DockerHub'
	required: false

	jobs:
	clippy:
	name: Clippy/rustfmt Test
	runs-on: ubuntu-20.04
	container:
	# Duplicated from ci.yml
	image: ${{ inputs.container-image \|\| 'timescaledev/toolkit-builder:debian-11-amd64' }}
	env:
	# TODO: See TODOs on duplicate block in ci.yml
	CARGO_INCREMENTAL: 0
	CARGO_NET_RETRY: 10
	CI: 1
	RUST_BACKTRACE: short

	steps:
	- name: Checkout Repository
	uses: actions/checkout@v3
	with:
	ref: ${{ github.event.pull_request.head.sha }}

	- name: chown Repository
	run: chown -R postgres .

	- name: Cache cargo target dir
	uses: actions/cache@v3
	with:
	path: target
	key: ${{ runner.os }}-clippy-target-${{ hashFiles('Cargo.lock', '.github/workflows/clippy_rustfmt.yml') }}
	restore-keys: ${{ runner.os }}-clippy-target-

	- name: Run Clippy
	# Github captures stdout and stderr separately and then intermingles them
	# in the wrong order. We don't actually care to distinguish, so redirect
	# stderr to stdout so we get the proper order.
	run: su postgres -c 'sh tools/build clippy 2>&1'

	- name: Verify formatting
	run: su postgres -c 'cargo fmt --check 2>&1'

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