ci: Improve cache keys and their restore prefixes #2217

	name: Loadtest

	on:
	push:
	branches:
	- main
	tags:
	- v*
	pull_request:
	branches:
	- main

	jobs:
	Loadtest-PR-Nix:
	name: Loadtest PR (Nix)
	if: ${{ github.event_name == 'pull_request' }}
	runs-on: ubuntu-latest
	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- name: Setup Nix Environment
	uses: ./.github/actions/setup-nix
	with:
	tools: loadtest
	cache-id: test-loadtest
	- uses: actions-ecosystem/action-get-latest-tag@v1
	id: get-latest-tag
	with:
	semver_only: true
	- name: Run loadtest
	run: \|
	postgrest-loadtest-against main ${{ steps.get-latest-tag.outputs.tag }}
	postgrest-loadtest-report > loadtest/loadtest.md
	- name: Upload report
	uses: actions/upload-artifact@v4
	with:
	name: loadtest.md
	path: loadtest/loadtest.md
	if-no-files-found: error

	Loadtest-Merge-Nix:
	name: Loadtest Merge (Nix)
	if: ${{ github.event_name == 'push' }}
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0
	- uses: actions-ecosystem/action-get-latest-tag@v1
	id: get-latest-tag
	with:
	semver_only: true
	- name: Setup Nix Environment
	uses: ./.github/actions/setup-nix
	with:
	tools: loadtest
	cache-id: test-loadtest
	- name: Run loadtest
	run: \|
	postgrest-loadtest-against ${{ steps.get-latest-tag.outputs.tag }}
	postgrest-loadtest-report > loadtest/loadtest.md
	- name: Upload report
	uses: actions/upload-artifact@v4
	with:
	name: loadtest.md
	path: loadtest/loadtest.md
	if-no-files-found: error

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