{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "Agent Profile Manifest v1.0",
  "description": "Schema describing agent profiles, their default providers/models, and how system prompts are constructed.",
  "type": "object",
  "required": ["contractVersion", "version", "profiles"],
  "properties": {
    "contractVersion": {
      "type": "string",
      "description": "Version of the profile manifest contract the payload implements."
    },
    "version": {
      "type": "string",
      "description": "Semantic or date-based version identifier for the manifest."
    },
    "label": {
      "type": "string",
      "description": "Optional display label for the manifest."
    },
    "description": {
      "type": "string",
      "description": "Optional description for operators."
    },
    "profiles": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/definitions/ProfileEntry"
      }
    },
    "metadata": {
      "type": "object",
      "description": "Implementation specific metadata."
    }
  },
  "definitions": {
    "ProfileEntry": {
      "type": "object",
      "required": ["name", "label", "defaultProvider", "defaultModel", "systemPrompt", "rulebook"],
      "properties": {
        "name": {
          "type": "string",
          "description": "Stable identifier for the agent profile."
        },
        "label": {
          "type": "string",
          "description": "Human readable profile label."
        },
        "description": {
          "type": "string",
          "description": "Optional description rendered in UIs."
        },
        "defaultProvider": {
          "type": "string",
          "description": "Provider identifier the profile defaults to."
        },
        "defaultModel": {
          "type": "string",
          "description": "Default model identifier for the profile."
        },
        "temperature": {
          "type": "number",
          "description": "Optional default temperature."
        },
        "maxTokens": {
          "type": "integer",
          "minimum": 1,
          "description": "Optional default max token count."
        },
        "systemPrompt": {
          "$ref": "#/definitions/PromptConfig"
        },
        "rulebook": {
          "$ref": "#/definitions/RulebookReference"
        },
        "metadata": {
          "type": "object",
          "description": "Implementation specific metadata."
        }
      },
      "additionalProperties": false
    },
    "PromptConfig": {
      "oneOf": [
        {
          "$ref": "#/definitions/RulebookPromptConfig"
        },
        {
          "$ref": "#/definitions/LiteralPromptConfig"
        }
      ]
    },
    "RulebookPromptConfig": {
      "type": "object",
      "required": ["type"],
      "properties": {
        "type": {
          "const": "rulebook"
        },
        "template": {
          "type": "string",
          "description": "Optional template with placeholders like {{rulebook}}."
        },
        "metadata": {
          "type": "object",
          "description": "Implementation specific metadata."
        }
      },
      "additionalProperties": false
    },
    "LiteralPromptConfig": {
      "type": "object",
      "required": ["type", "content"],
      "properties": {
        "type": {
          "const": "literal"
        },
        "content": {
          "type": "string",
          "description": "Static system prompt to use verbatim."
        },
        "metadata": {
          "type": "object",
          "description": "Implementation specific metadata."
        }
      },
      "additionalProperties": false
    },
    "RulebookReference": {
      "type": "object",
      "required": ["file"],
      "properties": {
        "file": {
          "type": "string",
          "description": "Relative path to the rulebook JSON file."
        },
        "version": {
          "type": "string",
          "description": "Optional human readable version of the rulebook."
        },
        "contractVersion": {
          "type": "string",
          "description": "Optional contract version for the referenced rulebook."
        },
        "description": {
          "type": "string",
          "description": "Summary of what the rulebook enforces."
        },
        "metadata": {
          "type": "object",
          "description": "Implementation specific metadata."
        }
      },
      "additionalProperties": false
    }
  }
}