chore: opt out Optional and Union following pep604 #533

	name: Chatbot API CI

	on:
	push:
	branches:
	- main
	paths:
	- '.github/workflows/api-ci.yml'
	- 'api/**'
	pull_request:
	types:
	- opened
	- synchronize
	paths:
	- '.github/workflows/api-ci.yml'
	- 'api/**'
	workflow_dispatch: # Allows to trigger the workflow manually in GitHub UI

	jobs:
	lint:
	defaults:
	run:
	working-directory: api
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: "3.12"
	cache: "pipenv"
	- name: Install pipenv
	run: pip install pipenv
	- name: Install Dependencies
	run: pipenv sync -d
	- name: Lint
	run: make lint

	test:
	defaults:
	run:
	working-directory: api
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: "3.12"
	cache: "pipenv"
	- name: Install pipenv
	run: pip install pipenv
	- name: Install Dependencies
	run: pipenv sync -d
	- name: Test
	run: make test

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