Minimize D&D NPC extraction contracts

internal/modules/dnd/codec/npcs/assets/schemas/dnd_npcs.v1.json

@@ -13,9 +13,6 @@
         "required": [
           "id",
           "name",
-          "aliases",
-          "description",
-          "relationships",
           "source_refs"
         ],
         "properties": {
@@ -27,35 +24,6 @@
             "type": "string",
             "minLength": 1
           },
-          "aliases": {
-            "type": "array",
-            "items": {
-              "type": "string",
-              "minLength": 1
-            }
-          },
-          "description": {
-            "type": "string",
-            "minLength": 1
-          },
-          "relationships": {
-            "type": "array",
-            "items": {
-              "type": "object",
-              "additionalProperties": false,
-              "required": ["target", "relationship"],
-              "properties": {
-                "target": {
-                  "type": "string",
-                  "minLength": 1
-                },
-                "relationship": {
-                  "type": "string",
-                  "minLength": 1
-                }
-              }
-            }
-          },
           "source_refs": {
             "type": "array",
             "minItems": 1,