1. Run PostgresSQL
2. Create a table:

  CREATE TABLE summary (
  ID SERIAL PRIMARY KEY,
  name VARCHAR(80),
  count INTEGER,
  distance INTEGER,
  date date
);

3. Import file 'data' to the table
4. Fill .env-example in ./src/backend and rename that to .env
5. Type a PORT from .env in "proxy": "http://localhost:PORT" from package.json
6. In ./ yarn install
7. and ./src/backend yarn install

start backend in ./src/backend

start fronend in ./

Runs the app in the development mode.
Open http://localhost:3000 to view it in the browser.

Done!