{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "Plan Review",
  "description": "Structured review of a task breakdown plan",
  "type": "object",
  "required": ["verdict", "summary", "task_reviews", "cross_cutting_concerns", "recommendations", "risk_assessment", "timestamp", "markdown_content"],
  "properties": {
    "verdict": {
      "type": "object",
      "required": ["decision", "confidence", "rationale"],
      "properties": {
        "decision": {
          "type": "string",
          "enum": ["approve", "approve_with_notes", "revise"],
          "description": "Overall verdict on the plan"
        },
        "confidence": {
          "type": "string",
          "enum": ["high", "medium", "low"],
          "description": "Confidence in the verdict"
        },
        "rationale": {
          "type": "string",
          "minLength": 20,
          "description": "Explanation for the verdict"
        }
      }
    },
    "summary": {
      "type": "object",
      "required": ["total_tasks_reviewed", "issues_found", "issues_by_severity", "strengths"],
      "properties": {
        "total_tasks_reviewed": {
          "type": "integer",
          "minimum": 1,
          "description": "Number of tasks reviewed"
        },
        "issues_found": {
          "type": "integer",
          "minimum": 0,
          "description": "Total number of issues found"
        },
        "issues_by_severity": {
          "type": "object",
          "properties": {
            "critical": {
              "type": "integer",
              "minimum": 0
            },
            "high": {
              "type": "integer",
              "minimum": 0
            },
            "medium": {
              "type": "integer",
              "minimum": 0
            },
            "low": {
              "type": "integer",
              "minimum": 0
            }
          },
          "description": "Issues broken down by severity"
        },
        "strengths": {
          "type": "array",
          "items": {
            "type": "string"
          },
          "description": "Things the plan does well"
        }
      }
    },
    "task_reviews": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "required": ["task_id", "status"],
        "properties": {
          "task_id": {
            "type": "string",
            "pattern": "^T[0-9]{2}$",
            "description": "ID of the reviewed task"
          },
          "status": {
            "type": "string",
            "enum": ["ok", "needs_refinement", "missing_details", "overcomplicated", "wrong_persona", "bad_dependencies"],
            "description": "Review status for this task"
          },
          "issues": {
            "type": "array",
            "items": {
              "type": "object",
              "required": ["id", "severity", "description", "suggestion"],
              "properties": {
                "id": {
                  "type": "string",
                  "pattern": "^REV-[0-9]{3}$",
                  "description": "Issue identifier"
                },
                "severity": {
                  "type": "string",
                  "enum": ["critical", "high", "medium", "low"],
                  "description": "Issue severity"
                },
                "description": {
                  "type": "string",
                  "description": "What the issue is"
                },
                "suggestion": {
                  "type": "string",
                  "description": "How to fix it"
                }
              }
            },
            "description": "Issues found in this task"
          }
        }
      },
      "description": "Per-task review results"
    },
    "cross_cutting_concerns": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["id", "category", "description", "affected_tasks", "recommendation"],
        "properties": {
          "id": {
            "type": "string",
            "pattern": "^CC-[0-9]{3}$",
            "description": "Concern identifier"
          },
          "category": {
            "type": "string",
            "description": "Category of concern (e.g., testing, security, performance)"
          },
          "description": {
            "type": "string",
            "description": "What the concern is"
          },
          "affected_tasks": {
            "type": "array",
            "items": {
              "type": "string",
              "pattern": "^T[0-9]{2}$"
            },
            "description": "Tasks affected by this concern"
          },
          "recommendation": {
            "type": "string",
            "description": "Recommended action"
          }
        }
      },
      "description": "Concerns that span multiple tasks"
    },
    "recommendations": {
      "type": "array",
      "items": {
        "type": "object",
        "required": ["id", "priority", "description", "type"],
        "properties": {
          "id": {
            "type": "string",
            "pattern": "^REC-[0-9]{3}$",
            "description": "Recommendation identifier"
          },
          "priority": {
            "type": "string",
            "enum": ["critical", "high", "medium", "low"],
            "description": "Priority of the recommendation"
          },
          "description": {
            "type": "string",
            "description": "What should be done"
          },
          "type": {
            "type": "string",
            "enum": ["add_task", "modify_task", "remove_task", "reorder", "split_task", "merge_tasks", "change_persona", "add_dependency"],
            "description": "Type of change recommended"
          }
        }
      },
      "description": "Actionable recommendations for improving the plan"
    },
    "risk_assessment": {
      "type": "object",
      "required": ["overall_risk", "key_risks"],
      "properties": {
        "overall_risk": {
          "type": "string",
          "enum": ["high", "medium", "low"],
          "description": "Overall risk level of the plan"
        },
        "key_risks": {
          "type": "array",
          "items": {
            "type": "object",
            "required": ["description", "severity", "likelihood"],
            "properties": {
              "description": {
                "type": "string",
                "description": "Risk description"
              },
              "severity": {
                "type": "string",
                "enum": ["high", "medium", "low"]
              },
              "likelihood": {
                "type": "string",
                "enum": ["high", "medium", "low"]
              },
              "mitigation": {
                "type": "string",
                "description": "How to mitigate"
              }
            }
          },
          "description": "Key risks identified in the plan"
        }
      }
    },
    "timestamp": {
      "type": "string",
      "format": "date-time",
      "description": "When the review was completed"
    },
    "markdown_content": {
      "type": "string",
      "minLength": 50,
      "description": "Pre-rendered human-readable review in markdown format"
    }
  }
}