## ADDED Requirements

### Requirement: Stack deploys via Portainer
The system SHALL provide a Portainer-compatible stack definition.

#### Scenario: Portainer stack file
- **WHEN** an operator deploys via Portainer
- **THEN** they can paste the stack definition into Portainer's stack editor
- **AND** Portainer can pull and deploy all services

#### Scenario: Environment variables in Portainer
- **WHEN** the stack is deployed via Portainer
- **THEN** environment variables are configured in Portainer's UI
- **AND** the stack references these variables

### Requirement: Deployment documentation is complete
The system SHALL provide operator documentation for deployment.

#### Scenario: Deployment guide
- **WHEN** an operator reads docs/deployment.md
- **THEN** they find step-by-step instructions for Portainer deployment
- **AND** prerequisites and assumptions are clearly stated