{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "ECC read-only skill carrier proposal",
  "type": "object",
  "additionalProperties": false,
  "required": ["schemaVersion", "status", "active", "disposition", "nativeSupport", "target", "profileId", "selectionMode", "registryDigest", "profileDigest", "compilerDigest", "planDigest", "adapterDigest", "carrierDigest", "layout", "selectedIds", "routedIds", "excludedIds", "entries", "files", "limitations"],
  "properties": {
    "schemaVersion": { "const": "ecc.context-carrier.v1" },
    "status": { "enum": ["planned", "unsupported"] },
    "active": { "const": false },
    "disposition": { "const": "proposed" },
    "nativeSupport": { "const": "unobserved" },
    "target": { "enum": ["adal", "antigravity", "claude", "claude-project", "codebuddy", "codex", "cursor", "gemini", "hermes", "joycode", "kimi", "openclaw", "opencode", "pi", "qwen", "zed"] },
    "profileId": { "enum": ["lean@1", "full@1"] },
    "selectionMode": { "enum": ["manual", "suggest", "auto"] },
    "registryDigest": { "$ref": "#/definitions/digest" },
    "profileDigest": { "$ref": "#/definitions/digest" },
    "compilerDigest": { "$ref": "#/definitions/digest" },
    "planDigest": { "$ref": "#/definitions/digest" },
    "adapterDigest": { "$ref": "#/definitions/digest" },
    "carrierDigest": { "$ref": "#/definitions/digest" },
    "layout": {
      "oneOf": [
        { "type": "null" },
        {
          "type": "object", "additionalProperties": false,
          "required": ["id", "skillRoot", "manifestPath"],
          "properties": {
            "id": { "enum": ["claude-plugin@1", "codex-plugin@1", "pi-package@1", "opencode-project@1", "cursor-project@1"] },
            "skillRoot": { "enum": ["skills", ".opencode/skills", ".cursor/skills"] },
            "manifestPath": { "enum": [null, ".claude-plugin/plugin.json", ".codex-plugin/plugin.json", "package.json"] }
          }
        }
      ]
    },
    "selectedIds": { "$ref": "#/definitions/skillIds" },
    "routedIds": { "$ref": "#/definitions/skillIds" },
    "excludedIds": { "$ref": "#/definitions/skillIds" },
    "entries": {
      "type": "array",
      "items": {
        "type": "object", "additionalProperties": false,
        "required": ["id", "name", "sourcePath", "contentDigest", "requiredResources", "installSupport"],
        "properties": {
          "id": { "$ref": "#/definitions/skillId" },
          "name": { "type": "string", "minLength": 1, "maxLength": 64, "pattern": "^[a-z0-9]+(?:-[a-z0-9]+)*$" },
          "sourcePath": { "$ref": "#/definitions/path" },
          "contentDigest": { "$ref": "#/definitions/digest" },
          "requiredResources": { "type": "array", "uniqueItems": true, "items": { "$ref": "#/definitions/path" } },
          "installSupport": { "enum": ["declared", "not-declared"] }
        }
      }
    },
    "files": {
      "type": "array",
      "items": {
        "oneOf": [
          {
            "type": "object", "additionalProperties": false,
            "required": ["kind", "skillId", "sourcePath", "destinationPath", "digest", "bytes"],
            "properties": {
              "kind": { "const": "copy" },
              "skillId": { "$ref": "#/definitions/skillId" },
              "sourcePath": { "$ref": "#/definitions/path" },
              "destinationPath": { "$ref": "#/definitions/path" },
              "digest": { "$ref": "#/definitions/digest" },
              "bytes": { "$ref": "#/definitions/bytes" }
            }
          },
          {
            "type": "object", "additionalProperties": false,
            "required": ["kind", "destinationPath", "content", "encoding", "digest", "bytes"],
            "properties": {
              "kind": { "const": "generated" },
              "destinationPath": { "enum": [".claude-plugin/plugin.json", ".codex-plugin/plugin.json", "package.json"] },
              "content": { "type": "string", "minLength": 1, "maxLength": 4096 },
              "encoding": { "const": "utf8" },
              "digest": { "$ref": "#/definitions/digest" },
              "bytes": { "$ref": "#/definitions/bytes" }
            }
          }
        ]
      }
    },
    "limitations": { "type": "array", "minItems": 1, "items": { "type": "string", "minLength": 1 } }
  },
  "allOf": [
    {
      "if": { "properties": { "status": { "const": "unsupported" } } },
      "then": { "properties": { "layout": { "type": "null" }, "files": { "type": "array", "maxItems": 0 } } },
      "else": { "properties": { "layout": { "type": "object" } } }
    },
    {
      "if": { "properties": { "target": { "enum": ["claude", "codex", "pi", "opencode", "cursor"] } } },
      "then": { "properties": { "status": { "const": "planned" } } },
      "else": { "properties": { "status": { "const": "unsupported" } } }
    }
  ],
  "definitions": {
    "digest": { "type": "string", "pattern": "^[a-f0-9]{64}$" },
    "bytes": { "type": "integer", "minimum": 0, "maximum": 4194304 },
    "skillId": { "type": "string", "pattern": "^skill:[a-z0-9]+(?:-[a-z0-9]+)*$" },
    "skillIds": { "type": "array", "uniqueItems": true, "items": { "$ref": "#/definitions/skillId" } },
    "path": { "type": "string", "minLength": 1, "maxLength": 4096, "pattern": "^(?!/)(?!.*(?:^|/)\\.\\.?(?:/|$))(?!.*[\\\\<>:\"|?*\\u0000-\\u001f\\u007f-\\u009f])[^/]+(?:/[^/]+)*$" }
  }
}