{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://alga.example.com/schemas/extension-manifest.v2.schema.json",
  "title": "Alga Extension Manifest v2",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "name",
    "publisher",
    "version",
    "runtime",
    "ui"
  ],
  "properties": {
    "name": { "type": "string", "minLength": 1 },
    "publisher": { "type": "string", "minLength": 1 },
    "version": { "type": "string", "minLength": 1 },
    "runtime": { "type": "string", "enum": ["wasm-js@1"] },
    "capabilities": {
      "type": "array",
      "items": {
        "type": "string",
        "enum": [
          "http.fetch",
          "storage.kv",
          "secrets.get",
          "events.emit",
          "events.subscribe",
          "log",
          "metrics"
        ]
      },
      "uniqueItems": true,
      "default": []
    },
    "ui": {
      "type": "object",
      "additionalProperties": false,
      "required": ["type", "entry"],
      "properties": {
        "type": { "type": "string", "enum": ["iframe"] },
        "entry": { "type": "string", "minLength": 1 },
        "hooks": {
          "type": "object",
          "additionalProperties": true,
          "properties": {
            "appMenu": {
              "type": "object",
              "additionalProperties": false,
              "required": ["label"],
              "properties": {
                "label": { "type": "string", "minLength": 1 }
              }
            }
          }
        },
        "routes": {
          "type": "array",
          "items": {
            "type": "object",
            "additionalProperties": false,
            "required": ["path", "iframePath"],
            "properties": {
              "path": { "type": "string", "minLength": 1 },
              "iframePath": { "type": "string", "minLength": 1 }
            }
          }
        }
      }
    },
    "events": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": false,
        "required": ["topic", "handler"],
        "properties": {
          "topic": { "type": "string", "minLength": 1 },
          "handler": { "type": "string", "minLength": 1 }
        }
      }
    },
    
    "precompiled": {
      "type": "object",
      "additionalProperties": { "type": "string" },
      "description": "Target-triple to cwasm path map"
    },
    "api": {
      "type": "object",
      "additionalProperties": false,
      "required": ["endpoints"],
      "properties": {
        "endpoints": {
          "type": "array",
          "minItems": 1,
          "items": {
            "type": "object",
            "additionalProperties": false,
            "required": ["method", "path", "handler"],
            "properties": {
              "method": { "type": "string", "enum": ["GET", "POST", "PUT", "PATCH", "DELETE"] },
              "path": { "type": "string", "minLength": 1 },
              "handler": { "type": "string", "minLength": 1 }
            }
          }
        }
      }
    },
    "assets": {
      "type": "array",
      "items": { "type": "string" },
      "description": "Glob patterns for UI/static files"
    },
    "sbom": { "type": "string" }
  }
}