Add environment variables to github actions yaml file and some example #4

	name: Build and Deploy Code

	on: [push, pull_request]

	env:
	SECRET_KEY: 9b68c9f53ff13f75b890b62af1d9435d65827796d21ceb16c5fe431f054dcde3
	ALGORITHM: HS256
	ACCESS_TOKEN_EXPIRE_MINUTES: 60

	jobs:
	my_first_job:
	env:
	DATABASE_HOSTNAME: localhost
	DATABASE_PORT: 5432
	DATABASE_PASSWORD: 1234
	DATABASE_NAME: social_media_fastapi
	DATABASE_USERNAME: postgres
	runs-on: ubuntu-20.04
	steps:
	- name: Pulling Git Repo
	uses: actions/checkout@v4
	- name: Install Python version 3.10
	uses: actions/setup-python@v5
	with:
	python-version: '3.10'
	- name: Update pip
	run: python -m pip install --upgrade pip
	- name: Install dependencies
	run: pip install -r requirements.txt
	- name: Run tests with PyTest
	run: \|
	pip install pytest
	pytest -v

	my_second_job:
	runs-on: ubuntu-20.04
	steps:
	- name: Second job that has access to global env
	run: \|
	echo SECRET_KEY
	echo DATABASE_HOSTNAME

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