fix: Refactor install.sh

fix: Refactor install.sh

feat: Optimization for using waglpz-meta package

- Adjusting docker-compose.yml
- Integrate schleupen
- Reintegrate web
- Cleanups

feat: Update dependencies and enhance installation scripts

- Upgrade `waglpz/webapp-middleware` to version `^2.2` and `waglpz/webapp-security` to version `^2.1` in `composer.json` files.
- Add missing configuration copy commands in installation scripts.
- Modify the `install.sh` script to improve user prompts and error handling for database port input.
- Include a JWT public key generation step in the `install.sh` for REST APIs.
- Document final setup steps for Webapp REST API in a new markdown file.

chore(infra): Removed various obsolete files

- Removed various obsolete configuration files including Dockerfiles, SSL certificates, JSON manifest, and Redux slices. Cleaning these up to streamline the project structure and remove unused code.
- Refactor scripts to improve setup process
- Standardized code formatting and variable naming conventions. Added prompts for missing app parameters and ports, and automated Docker environment setup and Composer package installation. Simplified error handling and cleaned up installation scripts for better readability and efficiency.
- Update environment variables and refine installation script
- Consolidate environment variable placeholders in .env file for flexibility and cleaner management. Adjust prompts and messages in the installation script for consistency and readability.

chore: Improve composer post install / update scripts

chore: Improve composer post install / update scripts

feature: Integrate web client

- Web client for backend application based on React

feature: Integrate web client

- Web client for backend application based on React

feature: Integrate web client

- Web client for backend application based on React