{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://landscapearchive.org/schemas/orbits/tla-soil.required.schema.json",
  "title": "TLA-Soil required-keys smoke (Draft — not normative)",
  "description": "Required-key + enum smoke for la.archive.soil-media.v1 golden examples. Not a full normative schema; not Archive Seal.",
  "type": "object",
  "additionalProperties": true,
  "required": [
    "schema_id",
    "schema_version",
    "pack_id",
    "created_at",
    "media",
    "tla185_refs"
  ],
  "properties": {
    "schema_id": { "const": "la.archive.soil-media.v1" },
    "schema_version": { "type": "integer", "const": 1 },
    "pack_id": { "type": "string", "minLength": 1 },
    "created_at": { "type": "string", "minLength": 1 },
    "media": {
      "type": "object",
      "required": ["profile_name", "profile_class", "depth_mm"],
      "properties": {
        "profile_name": { "type": "string", "minLength": 1 },
        "profile_class": {
          "type": "string",
          "enum": ["native", "engineered", "imported", "container", "green_roof", "other", "unknown"]
        },
        "depth_mm": { "type": "integer" }
      }
    },
    "tla185_refs": { "type": "object" }
  }
}