Document validation defaults and cleanup roadmap

docs/integrations/json-output.md

@@ -87,7 +87,28 @@ sanitizing the lane ID:
       "stage": "extract",
       "lane_id": "spells",
       "module_key": "dnd/spells",
-      "validators": []
+      "validators": [
+        {
+          "key": "generic/valid_json",
+          "execution_class": "deterministic"
+        },
+        {
+          "key": "generic/valid_json_schema",
+          "execution_class": "deterministic"
+        },
+        {
+          "key": "extract/dnd/spells/shape",
+          "execution_class": "deterministic"
+        },
+        {
+          "key": "extract/dnd/spells/source_refs",
+          "execution_class": "deterministic"
+        },
+        {
+          "key": "extract/dnd/spells/source_relatedness",
+          "execution_class": "deterministic"
+        }
+      ]
     }
   ],
   "validation_status": "approved",
@@ -114,7 +135,8 @@ references.
 `validator_chains` records the resolved validator chain for each validation
 point. Entries include stage, lane ID when applicable, module key, and validators
 with key and execution class. Empty chains are recorded with an empty
-`validators` array.
+`validators` array, including chains resolved from explicit empty config
+overrides.
 
 `normalized_outputs` summarizes each normalized lane output without embedding
 payload bytes. Entries include lane ID, normalizer module key, source ID, media