Optimization PR#3 - Home page counters

[ihsaan-ullah]

@ mention of reviewers

@Didayolo

A brief description of the purpose of the changes contained in this PR.

• Home page counters are now dynamic and are read from home_page_counters.json file
• latest counts are updated every 24 hours

Issues this PR resolves

• Performance problem - Pages are too slow to load #1327 -> Home page counters

A checklist for hand testing

• after deployment check that the script runs every 24 hours and the counters and time are updated in the json file and on the wbesite

Manual intervention

Manually starting the counting task:

docker compose exec django ./manage.py shell_plus

from analytics.tasks import update_home_page_counters
eager_results = update_home_page_counters.apply_async()

Checklist

• Code review by me
• Hand tested by me
• I'm proud of my work
• Code review by reviewer
• Hand tested by reviewer
• CircleCi tests are passing
• Ready to merge

[Didayolo]

@ihsaan-ullah Just to confirm, the script is launched automatically by the docker-compose up -d? There is no manual configuration needed?

[ihsaan-ullah]

@ihsaan-ullah Just to confirm, the script is launched automatically by the docker-compose up -d? There is no manual configuration needed?

You are right, the updates should run automatically

[Didayolo]

home_page_counters.json should have 0 values by default.

Something like:

{
    "public_competitions": 0,
    "users": 0,
    "submissions": 0,
    "last_updated": "2000-01-01T00:00:00.000000+00:00"
}