Add codespeed for continuous profiling (and sudoku) #1

	name: Benchmarks (CodSpeed)

	on:
	push:
	branches:
	- main
	pull_request:
	workflow_dispatch:

	jobs:
	benchmarks:
	name: Run benchmarks
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Setup rust toolchain, cache and cargo-codspeed binary
	uses: moonrepo/setup-rust@v1
	with:
	channel: stable
	cache-target: release
	bins: cargo-codspeed

	- name: Build the benchmark target(s)
	run: cargo codspeed build

	- name: Run the benchmarks
	uses: CodSpeedHQ/action@v3
	with:
	run: cargo codspeed run

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