[M5] Grafana Configuration Model

[miciav]

Description

Add Grafana settings to dfaas plugin config.

Files to modify

• lb_plugins/plugins/dfaas/config.py

Config additions

class GrafanaConfig(BaseModel):
    enabled: bool = False
    url: str = "http://localhost:3000"
    api_key: Optional[str] = None
    org_id: int = 1

class DfaasConfig(BasePluginConfig):
    # ... existing fields ...
    grafana: GrafanaConfig = GrafanaConfig()

Acceptance criteria

• Config model with validation
• Environment variable overrides
• Backward compatible

Milestone: M5 - Grafana Integration (dfaas)
Issue: 5.1

[miciav]

Grafana configuration model in lb_plugins/plugins/dfaas/config.py (GrafanaConfig).