feat: add initial codspeed integration #1

	name: CodSpeed Benchmarks

	on:
	push:
	branches: [main]
	tags: ["*"]
	paths:
	- src/**.py
	- bench/**
	- .github/workflows/codspeed.yml
	pull_request:
	paths:
	- src/**.py
	- bench/**
	- .github/workflows/codspeed.yml
	workflow_dispatch:

	permissions:
	contents: read # required for actions/checkout
	id-token: write # required for OIDC authentication with CodSpeed

	jobs:
	codspeed:
	name: Run CodSpeed benchmarks
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v6.0.0 # Use a fixed version
	with:
	persist-credentials: false
	- uses: actions/setup-python@v6.1.0 # Use a fixed version
	with:
	python-version: "3.11" # Assuming Python 3.11, adjust if needed
	- uses: hynek/setup-cached-uv@v2.3.0 # Use a fixed version

	- name: Run CodSpeed benchmarks
	uses: CodSpeedHQ/action@v4.4.1 # Use a fixed version
	with:
	mode: instrumentation
	run: \|
	uv pip install pytest-codspeed
	uv run pytest --codspeed bench/

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