notes

1. CONFIGURATION DOCKER FILE
2. RUN DOCKER FILE 
    - docker build . : this command after writing DockerFile
    - docker-compose build : this command after writing docker-compose.yml

3. CREATING DJANGO PROJECT
    - docker-compose run app sh -c "django-admin.py startproject app ."

4. ENABLE TRAVIS-CI for PROJECT in gITHUB :
    Def : is a hosted continuous integration service used to build and test software projects hosted on GitHub 
    Def : Travis CI permet non seulement de tester des applications ou logiciels en développement, mais aussi d’effectuer automatiquement leur déploiement. Travis CI est un outil gratuit pour les projets open source. 
    - creating .travis.yml with script CONFIGURATION

5. ADDING FLAKE8 FOR LINTING
    - adding flake in requirements.txt
    - creation .flake8 file config in app

6. WRITING TDD : TEST DRIVEN DEVELOPMENT : is simply when you write test before you write the code
    - docker-compose run app sh -c "python manage.py test" : command to run test

7. CREATE AN APP
    - docker-compose run app sh -c "python manage.py startapp core"


8. CUSTOMER USER MODEL

    - creating a model and userManager class
    - in settings add AUTH_USER_MODEL = 'core.User'
    - then migrate with command : docker-compose run app sh -c "python manage.py makemigrations core"

9. ADDING POSTGRES DATABASE TO DOCKER
    - add service in docker file
    - in requirements.txt adding : psycopg2 : this package is recommended by django to communicate with postgressql
    - in dockerfile add line 7,8,11

10. USING MOCK
11. RUN THE APP SERVER
    - docker-compose up