fix: actually get extra-properties wired up in fdr

fern/apis/fdr/definition/api/v1/read/type.yml

@@ -45,6 +45,7 @@ types:
     properties:
       extends: list<rootCommons.TypeId>
       properties: list<ObjectProperty>
+      extraProperties: optional<TypeReference>
 
   ObjectProperty:
     extends:

fern/apis/fdr/definition/api/v1/register/type.yml

@@ -45,6 +45,7 @@ types:
     properties:
       extends: list<rootCommons.TypeId>
       properties: list<ObjectProperty>
+      extraProperties: optional<TypeReference>
 
   ObjectProperty:
     extends:

packages/fdr-sdk/src/api-definition/migrators/v1ToV2.ts

@@ -280,7 +280,8 @@ export class ApiDefinitionV1ToLatest {
                 type: "object",
                 extends: value.extends,
                 properties: this.migrateObjectProperties(value.properties),
-                extraProperties: undefined,
+                extraProperties:
+                    value.extraProperties != null ? this.migrateTypeReference(value.extraProperties) : undefined,
             }),
             alias: (value) => ({
                 type: "alias",

packages/fdr-sdk/src/converters/db/convertAPIDefinitionToDb.ts

@@ -569,6 +569,7 @@ function transformShape({ writeShape }: { writeShape: APIV1Write.TypeShape }): F
                 type: "object",
                 extends: writeShape.extends,
                 properties: writeShape.properties.map((property) => transformProperty({ writeShape: property })),
+                extraProperties: writeShape.extraProperties,
             };
         case "alias":
             return {
@@ -644,6 +645,7 @@ function transformDiscriminatedVariant({
             properties: writeShape.additionalProperties.properties.map((property) =>
                 transformProperty({ writeShape: property }),
             ),
+            extraProperties: undefined,
         },
     };
 }