Guide to set up Playwright locally

[turnerrainer]

AS A Developer and/or DevOps I WANT to set up Playwright locally SO THAT I could use it for at least testing purposes

Acceptance Criteria

• [x] Use https://github.com/buerokratt/TDD-Playwright for output
• [x] README.md with step-by-step guidance to set up Playwright locally
• [x] Use Dockerfile for deployment

[turnerrainer]

Done 3 weeks before creating this issue. Tested by @jaX10bt @matKlju @Danwerk @T4NKER