chore: Update persist_directory parameter to handle None value in ChromaSearch and Chroma components #3235

	name: lint

	on:
	push:
	branches: [main]
	paths:
	- "poetry.lock"
	- "pyproject.toml"
	- "src/backend/**"
	pull_request:
	paths:
	- "poetry.lock"
	- "pyproject.toml"
	- "src/backend/**"

	env:
	POETRY_VERSION: "1.8.2"

	jobs:
	lint:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	python-version:
	- "3.12"
	- "3.11"
	- "3.10"
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python ${{ matrix.python-version }} + Poetry ${{ env.POETRY_VERSION }}
	uses: "./.github/actions/poetry_caching"
	with:
	python-version: ${{ matrix.python-version }}
	poetry-version: ${{ env.POETRY_VERSION }}
	cache-key: ${{ runner.os }}-poetry-${{ env.POETRY_VERSION }}-${{ hashFiles('**/poetry.lock') }}
	- name: Install Python dependencies
	run: \|
	poetry env use ${{ matrix.python-version }}
	poetry install
	- name: Get .mypy_cache to speed up mypy
	uses: actions/cache@v4
	env:
	SEGMENT_DOWNLOAD_TIMEOUT_MIN: "2"
	with:
	path: \|
	./.mypy_cache
	key: ${{ runner.os }}-mypy-${{ hashFiles('**/pyproject.toml') }}
	- name: Lint check
	run: \|
	make lint

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