refactor(BA-5830): rename extra_config -> config in remaining GQL types and schema dump

The previous rebase resurfaced stale `extra_config` / `extraConfig`
references on the GQL bulk-input / node types and in the schema dump
artefacts; bring them in line with the column rename.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: jopemachine

docs/manager/graphql-reference/supergraph.graphql

@@ -199,7 +199,7 @@ input AdminAppConfigFragmentItemInput
   key: AppConfigFragmentKeyInput!
 
   """Raw configuration payload."""
-  extraConfig: JSON!
+  config: JSON!
 }
 
 """Added in UNRELEASED. Per-item input for admin bulk create / update."""
@@ -1082,7 +1082,7 @@ type AppConfigFragment
   name: String!
 
   """Raw configuration payload, or null."""
-  extraConfig: JSON
+  config: JSON
 
   """Creation timestamp."""
   createdAt: DateTime!
@@ -11568,7 +11568,7 @@ input MyAppConfigFragmentItemInput
   name: String!
 
   """Raw configuration payload."""
-  extraConfig: JSON!
+  config: JSON!
 }
 
 """

docs/manager/graphql-reference/v2-schema.graphql

@@ -151,7 +151,7 @@ input AdminAppConfigFragmentItemInput {
   key: AppConfigFragmentKeyInput!
 
   """Raw configuration payload."""
-  extraConfig: JSON!
+  config: JSON!
 }
 
 """Added in UNRELEASED. Per-item input for admin bulk create / update."""
@@ -762,7 +762,7 @@ type AppConfigFragment {
   name: String!
 
   """Raw configuration payload, or null."""
-  extraConfig: JSON
+  config: JSON
 
   """Creation timestamp."""
   createdAt: DateTime!
@@ -7450,7 +7450,7 @@ input MyAppConfigFragmentItemInput {
   name: String!
 
   """Raw configuration payload."""
-  extraConfig: JSON!
+  config: JSON!
 }
 
 """

src/ai/backend/manager/api/gql/app_config_fragment/types/bulk_inputs.py

@@ -46,7 +46,7 @@
 )
 class AdminAppConfigFragmentItemInputGQL(PydanticInputMixin[AdminItemInputDTO]):
     key: AppConfigFragmentKeyInputGQL = gql_field(description="Natural-key identifier.")
-    extra_config: dict[str, Any] = gql_field(description="Raw configuration payload.")
+    config: dict[str, Any] = gql_field(description="Raw configuration payload.")
 
 
 @gql_pydantic_input(
@@ -91,7 +91,7 @@ class AdminBulkPurgeAppConfigFragmentInputGQL(PydanticInputMixin[AdminBulkPurgeI
 )
 class MyAppConfigFragmentItemInputGQL(PydanticInputMixin[MyItemInputDTO]):
     name: str = gql_field(description="Policy name.")
-    extra_config: dict[str, Any] = gql_field(description="Raw configuration payload.")
+    config: dict[str, Any] = gql_field(description="Raw configuration payload.")
 
 
 @gql_pydantic_input(

src/ai/backend/manager/api/gql/app_config_fragment/types/node.py

@@ -41,8 +41,6 @@ class AppConfigFragmentGQL(PydanticOutputMixin[AppConfigFragmentNode]):
     scope_type: AppConfigScopeType = gql_field(description="Scope type.")
     scope_id: str = gql_field(description="Scope id.")
     name: str = gql_field(description="Policy name (FK to app_config_policies).")
-    extra_config: dict[str, Any] | None = gql_field(
-        description="Raw configuration payload, or null."
-    )
+    config: dict[str, Any] | None = gql_field(description="Raw configuration payload, or null.")
     created_at: datetime = gql_field(description="Creation timestamp.")
     updated_at: datetime | None = gql_field(description="Last update timestamp.")