Smart Cities & Urban Tech - Zero-downtime deployments with

```text [Verse 1] City lights flicker, never go dark Blue-green switches, a silent spark Two worlds running, seamless flow Traffic of packets, no stoplight glow [Chorus] Zero downtime, we keep it clean Canary sings in the machine Rolling forward, never back Smart city heartbeat, no attack [Verse 2] One lane live, one lane waits Canary tests the golden gates If the streets hum, we release Urban rhythms bringin’ peace [Bridge] (spoken, over deep sub-bass) “Can