{
	"$schema": "https://json-schema.org/draft/2020-12/schema",
	"$id": "https://ultimate-pi.local/.pi/harness/specs/plan-planning-context.schema.json",
	"title": "PlanPlanningContext",
	"type": "object",
	"additionalProperties": true,
	"required": ["schema_version", "status", "summary", "coverage"],
	"properties": {
		"schema_version": { "type": "string", "const": "1.0.0" },
		"status": {
			"type": "string",
			"enum": ["ok", "partial", "failed", "error"]
		},
		"task_ref": { "type": "string" },
		"summary": { "type": "string", "minLength": 1 },
		"coverage": {
			"type": "object",
			"required": ["architecture", "structure"],
			"properties": {
				"architecture": { "$ref": "#/$defs/coverageLane" },
				"structure": { "$ref": "#/$defs/coverageLane" },
				"semantic": { "$ref": "#/$defs/coverageLane" }
			},
			"additionalProperties": true
		},
		"findings": { "type": "array" },
		"key_paths": { "type": "array", "items": { "type": "string" } },
		"evidence_refs": { "type": "array" },
		"open_questions": { "type": "array" }
	},
	"$defs": {
		"coverageLane": {
			"type": "object",
			"required": ["status"],
			"properties": {
				"status": {
					"type": "string",
					"enum": ["ok", "partial", "skipped", "failed", "error"]
				},
				"tools_used": {
					"type": "array",
					"items": { "type": "string" }
				},
				"summary": { "type": "string" },
				"key_paths": { "type": "array", "items": { "type": "string" } }
			},
			"additionalProperties": true
		}
	}
}