Refactor configuration and security features for improved development experience

- Updated the .env.example file to reflect a development environment setup with enhanced secret key requirements and local host settings.
- Modified the Docker Compose configuration to enhance security with read-only settings and no-new-privileges options.
- Updated requirements.txt to pin package versions for better dependency management.
- Enhanced the FastAPI application to include dynamic OpenAPI and documentation URLs based on the environment.
- Implemented session versioning in JWT tokens to improve security and user session management.
- Added new validation for user roles and password strength in schemas.
- Improved email sending logic to handle recipient lists more robustly and added logging for SMTP operations.
- Updated dashboard and profile templates to reflect new features and improve user experience.

app/models/user.py

@@ -13,4 +13,5 @@ class User(Base):
     is_admin = Column(Boolean, default=False, nullable=False)
     role = Column(String(32), default="reader", nullable=False)
     is_active = Column(Boolean, default=True, nullable=False)
+    session_version = Column(Integer, default=0, nullable=False)
     created_at = Column(DateTime(timezone=True), server_default=func.now(), nullable=False)