Add embedded response schema registry

internal/framework/llm/assets/schemas/test_artifact.v1.json

@@ -0,0 +1,31 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "notarius.test_artifact",
+  "type": "object",
+  "additionalProperties": false,
+  "required": ["value"],
+  "properties": {
+    "value": {
+      "type": "string",
+      "minLength": 1
+    },
+    "source_refs": {
+      "type": "array",
+      "items": {
+        "type": "object",
+        "additionalProperties": false,
+        "required": ["source_id", "unit_id"],
+        "properties": {
+          "source_id": {
+            "type": "string",
+            "minLength": 1
+          },
+          "unit_id": {
+            "type": "string",
+            "minLength": 1
+          }
+        }
+      }
+    }
+  }
+}

internal/framework/llm/assets/schemas/test_validator_decision.v1.json

@@ -0,0 +1,21 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "notarius.test_validator_decision",
+  "type": "object",
+  "additionalProperties": false,
+  "required": ["accepted", "reason"],
+  "properties": {
+    "accepted": {
+      "type": "boolean"
+    },
+    "reason": {
+      "type": "string",
+      "minLength": 1
+    },
+    "confidence": {
+      "type": "number",
+      "minimum": 0,
+      "maximum": 1
+    }
+  }
+}