1830 update initial setup

[MartinJurcoGlina]

Checklist

• I have followed (at least) the PR section of the contributing guide.
• I fixed all necessary PR warnings
• The commit history is clean
• The E2E tests are passing
• If possible, the issue has been divided into more subtasks
• I did a self review before requesting a review from another team member

Description

• added initial-config script that creates all env files and installs npm packages
• removed unnecessary volume from docker-compose - no need to build api prior to app start
• adjusted docs accordingly
• in frontend babel-eslint package changed due to being deprecated to @babel/eslint-parser

How to test

1. remove dist folder in api and check that app starts correctly and hot reload in api works

Closes #1830

[openkfwCI]

	Notes	Time
✅	Note for Reviewer: E2E tests on pipeline 59104 on remote server succeeded	Fri, 17 May 2024 15:31:11 +0000

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