{
  "compiled_from": {
    "compiler_id": "TCS-COMPILER-STAGE1-0001",
    "compiler_state": "TCS_COMPILER_GIR_EXECUTED",
    "source_sha256": "3518fcb13d8899783c5a54bd3e7eeba54a34bb71ad60502f44dcea3b1c44ea44"
  },
  "declaration": {
    "acceptance": {
      "partial": false,
      "required": [
        "PARSE",
        "COMPILE",
        "EXECUTE",
        "TARGET_READBACK",
        "RECEIPT_HASH"
      ]
    },
    "errors": {
      "E1": "TCS-E4002",
      "E2": "TCS-E6001",
      "E3": "TCS-E6002"
    },
    "examples": {
      "negative": "ABSORB_AND_PATH_TRAVERSAL_TESTS",
      "positive": "language/examples/ECHO-MODULE.tcs"
    },
    "fields": {
      "ECHOED": "Text",
      "MESSAGE": "Text"
    },
    "header": {
      "canonical_uri": "language/examples/MINIMUM-PROTOCOL.tcs",
      "compatibility": [
        "TCS-STAGE0-IGNITION-0001"
      ],
      "language": "TCS/0.1",
      "lifecycle": "CANDIDATE",
      "name_en": "Echo Operation Example Protocol",
      "name_zh": "回声操作示范协议",
      "profile": "HLDP/1",
      "protocols": [
        "GLS-0010",
        "GLS-0101"
      ],
      "schema": "tcs.protocol/v1",
      "version": "0.1.0"
    },
    "invariants": {
      "I1": "OUTPUT_EQUALS_INPUT",
      "I2": "TARGET_INSIDE_EXACT_ROOT",
      "I3": "RECEIPT_READBACK_REQUIRED"
    },
    "scope": {
      "operation": "CORE.ECHO",
      "reality_write": "RECEIPT_ONLY"
    },
    "source": {
      "source_id": "BINGSHUO-CURRENT-DIRECT-LANGUAGE",
      "source_role": "DIRECT_HUMAN",
      "source_sha256": "REGISTER_AT_ACCEPTANCE",
      "source_uri": "source://current-dialogue/2026-08-21"
    },
    "states": {
      "initial": "READY",
      "terminal": [
        "EXECUTED",
        "FAILED"
      ],
      "values": [
        "READY",
        "EXECUTING",
        "EXECUTED",
        "FAILED"
      ]
    },
    "transitions": {
      "T1": "READY->EXECUTING",
      "T2": "EXECUTING->EXECUTED_ON_READBACK",
      "T3": "EXECUTING->FAILED_ON_ERROR"
    },
    "validation": {
      "V1": "MESSAGE_IS_TEXT",
      "V2": "TARGET_EQUALS_RECEIPT_PATH"
    },
    "vocabulary": {
      "input": "MESSAGE",
      "output": "ECHOED"
    }
  },
  "executable": false,
  "identity": {
    "declaration_id": "GLS-EXAMPLE-ECHO-0001",
    "declaration_kind": "PROTOCOL",
    "language_version": "0.1"
  },
  "native_self_hosted": true,
  "natural_language_is_typed_data": true,
  "schema": "guanghu.declaration-gir/v1",
  "unresolved_natural_language": false
}