[PUI] Test result fixes (#7956)

* Prevent template adjustment

* Prevent template from being edited

* Fix 'attachment' field for StockItemTestResultSerializer

- Allow 'null' value

* Bump API version

src/frontend/src/forms/StockForms.tsx

@@ -922,10 +922,14 @@ export function stockLocationFields(): ApiFormFieldSet {
 // Construct a set of fields for
 export function useTestResultFields({
   partId,
-  itemId
+  itemId,
+  templateId,
+  editTemplate = false
 }: {
   partId: number;
   itemId: number;
+  templateId: number | undefined;
+  editTemplate?: boolean;
 }): ApiFormFieldSet {
   // Valid field choices
   const [choices, setChoices] = useState<any[]>([]);
@@ -947,6 +951,7 @@ export function useTestResultFields({
         hidden: true
       },
       template: {
+        disabled: !editTemplate && !!templateId,
         filters: {
           include_inherited: true,
           part: partId
@@ -990,5 +995,13 @@ export function useTestResultFields({
         hidden: !includeTestStation
       }
     };
-  }, [choices, fieldType, partId, itemId, includeTestStation]);
+  }, [
+    choices,
+    editTemplate,
+    fieldType,
+    partId,
+    itemId,
+    templateId,
+    includeTestStation
+  ]);
 }

src/frontend/src/tables/build/BuildOrderTestTable.tsx

@@ -67,7 +67,8 @@ export default function BuildOrderTestTable({
 
   const testResultFields: ApiFormFieldSet = useTestResultFields({
     partId: partId,
-    itemId: selectedOutput
+    itemId: selectedOutput,
+    templateId: selectedTemplate
   });
 
   const createTestResult = useCreateApiFormModal({

src/frontend/src/tables/stock/StockItemTestResultTable.tsx

@@ -238,15 +238,16 @@ export default function StockItemTestResultTable({
     ];
   }, [itemId]);
 
-  const resultFields: ApiFormFieldSet = useTestResultFields({
-    partId: partId,
-    itemId: itemId
-  });
-
   const [selectedTemplate, setSelectedTemplate] = useState<number | undefined>(
     undefined
   );
 
+  const resultFields: ApiFormFieldSet = useTestResultFields({
+    partId: partId,
+    itemId: itemId,
+    templateId: selectedTemplate
+  });
+
   const newTestModal = useCreateApiFormModal({
     url: ApiEndpoints.stock_test_result_list,
     fields: useMemo(() => ({ ...resultFields }), [resultFields]),