flowchart LR
  dev["1. Development<br/>seconds to minutes"]:::accent
  integration["2. Integration<br/>minutes"]
  deploiement["3. Deployment<br/>minutes to hours"]
  production["4. Production<br/>continuous"]
  amelioration["5. Improvement<br/>days to weeks"]
  dev ==> integration
  integration ==> deploiement
  deploiement ==> production
  production ==> amelioration
  amelioration -.->|"postmortem actions"| dev