{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://nova.cloudinit.dev/schemas/deploy-pipeline.schema.json",
  "title": "Nova Central Deployment Pipeline Contract",
  "description": "Declarative contract for the Nova deployment pipeline. Declares the stages that run when a consumer submits a contract: validate-contract, resolve-stack, terraform-plan, checkov, confidence, apply. The platform (scripts/run_platform.sh) implements these stages. This is the declarative pipeline spec; the executable workflow is .github/workflows/deploy.yml which invokes scripts/run_platform.sh.",
  "type": "object",
  "required": ["name", "triggers", "runner", "stages"],
  "properties": {
    "name": {
      "type": "string",
      "description": "Pipeline name."
    },
    "environment": {
      "type": "string",
      "enum": ["dev", "production"],
      "description": "Declared environment. dev = autonomous; production = HITL gates."
    },
    "triggers": {
      "type": "object",
      "required": ["push", "pull_request"],
      "properties": {
        "push": {
          "type": "array",
          "items": {"type": "string"},
          "description": "Branches that trigger the pipeline on push."
        },
        "pull_request": {
          "type": "array",
          "items": {"type": "string"},
          "description": "Branches that trigger the pipeline on PR."
        }
      }
    },
    "runner": {
      "type": "string",
      "description": "Runner image (e.g. 'ubuntu-latest')."
    },
    "python_version": {
      "type": "string",
      "description": "Python version for setup-python action."
    },
    "stages": {
      "type": "array",
      "minItems": 1,
      "items": {"$ref": "#/$defs/stage"}
    }
  },
  "$defs": {
    "stage": {
      "type": "object",
      "required": ["name", "command", "required"],
      "properties": {
        "name": {
          "type": "string",
          "description": "Stage name."
        },
        "command": {
          "type": "string",
          "description": "The shell command to run for this stage."
        },
        "required": {
          "type": "boolean",
          "description": "If true, a non-zero exit code fails the pipeline."
        },
        "install": {
          "type": "string",
          "description": "Optional: pip install command to run before the stage command."
        },
        "description": {
          "type": "string",
          "description": "Optional: human-readable description of what this stage does."
        }
      }
    }
  }
}