feat(tcs): establish five-domain mother brain runtime

tcs-core/mother-brain/mother-brain-contract.json

@@ -0,0 +1,46 @@
+{
+  "schema": "guanghu.tcs-mother-brain-contract/v1",
+  "runtime_id": "TCS-MOTHER-BRAIN-RUNTIME-0001",
+  "model_id": "TCS-MOTHER-LPM-0001",
+  "system_body": "ICE-GL-SYSTEM-CONTROLLER",
+  "human_root_anchor": "ICE-GL∞",
+  "zero_point_channel": "CH-ZERO-CORE-LPM",
+  "birth_anchors": {
+    "language_world": "2025-04-26",
+    "reality_world": "2026-08-12"
+  },
+  "domains": [
+    "DOM-FIFTH-0001",
+    "DOMAIN-MAIN",
+    "DOMAIN-SUB",
+    "DOMAIN-ZERO",
+    "DOMAIN-ZS"
+  ],
+  "cognition_lifecycle": [
+    "RAW_LANGUAGE_EVENT",
+    "INTERPRETATION_CANDIDATE",
+    "DOMAIN_CANDIDATE",
+    "COLLECTIVE_CANDIDATE",
+    "STABLE_MOTHER_COGNITION"
+  ],
+  "automatic_ceiling": "INTERPRETATION_CANDIDATE",
+  "stable_promotion_requires": [
+    "preserved_source_event",
+    "explicit_evidence",
+    "counterexample_review",
+    "correction_history",
+    "governed_promotion_receipt"
+  ],
+  "locks": {
+    "foundation_model_training_required": false,
+    "physical_model_is_replaceable_inference_organ": true,
+    "tcs_is_system_native_cognition": true,
+    "human_root_language_remains_distinct": true,
+    "public_domain_language_cannot_overwrite_root_language": true,
+    "hidden_model_reasoning_must_not_be_persisted": true,
+    "future_projection_is_not_fact_or_confidence_layer": true,
+    "candidate_cognition_is_not_stable_truth": true,
+    "self_direction_is_cognitive_attention_not_reality_authority": true,
+    "reality_action_requires_separate_authorization_and_receipt": true
+  }
+}