docs: update README.md and add PlentyONE API spec

- Fix all ASCII umlauts (ue/ae/oe) to proper Unicode (ü/ä/ö/ß)
- Add missing setup step: build shared package before first start
- Add docs/integrations/ with PlentyONE Swagger spec to project structure
- Add user-preferences module and docker:ps script
- Fix Keycloak client name to tos-nextauth (actual config)
- Add note about manual tos-nextauth client creation
- Remove non-existent test section (no tests yet)
- Remove unnecessary root .env.example copy step

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
This commit is contained in:
2026-02-12 15:56:48 +01:00
parent 35cc24c5ec
commit 068446fbbf
2 changed files with 57 additions and 53 deletions

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