feat: Integrate Gmail OAuth2 for sending OTP emails and update configuration

feat: Update Dockerfile to use MySQL 8.0 and enhance startup script for improved database readiness

feat: Update Docker setup to use MySQL instead of MariaDB and add startup script

feat: Add MYSQL_ROOT_PASSWORD support for enhanced security in local MariaDB setup

feat: Enhance Docker setup for local MariaDB with improved initialization and user management

refactor: Update Dockerfile and README for external MySQL configuration; disable auto-seeding

feat: Enhance database initialization script to detect fresh database state for seeding

Merge branch 'main' into HF

feat: Add script for sending test push notifications and Firebase configuration

fix(hf): start embedded mariadb before node in same space