Fix product performance grouped JSON build

ui/src/pages/ProductionProductCostingHasCostDetail.vue

@@ -5256,6 +5256,27 @@ function scrollToFirstRequiredAttentionRow () {
 }
 
 async function saveChanges () {
+  if (!detailHeader.value) {
+    $q.dialog({
+      title: 'Kayit Yapilamadi',
+      message: 'Maliyet baslik bilgisi bulunamadi.',
+      ok: { label: 'Tamam', color: 'primary' },
+      persistent: true
+    })
+    return
+  }
+
+  const selectedUretimSekliID = parseInt(String(detailHeader.value?.UretimSekliID || '0').trim() || '0', 10) || 0
+  if (!(selectedUretimSekliID > 0)) {
+    $q.dialog({
+      title: 'Uretim Sekli Zorunlu',
+      message: 'Kaydetmeden once Uretim Sekli alanini secmelisiniz.',
+      ok: { label: 'Tamam', color: 'warning', textColor: 'black' },
+      persistent: true
+    })
+    return
+  }
+
   saveLoading.value = true
   try {
     requiredAttentionRowKeys.value = {}
@@ -5346,22 +5367,6 @@ async function saveChanges () {
     const okBrPrice = await confirmBrPriceDeviationIfNeeded()
     if (!okBrPrice) return
 
-    if (!detailHeader.value) {
-      $q.notify({ type: 'negative', message: 'Header bulunamadi.', position: 'top-right' })
-      return
-    }
-
-    // Validate required header fields
-    const selectedUretimSekliID = parseInt(String(detailHeader.value?.UretimSekliID || '0').trim() || '0', 10) || 0
-    if (!(selectedUretimSekliID > 0)) {
-      $q.notify({
-        type: 'warning',
-        message: 'Uretim Sekli secilmeden kayit yapilamaz.',
-        position: 'top-right'
-      })
-      return
-    }
-
     // Validate: "Kod" (sKodu) is mandatory for any row that has a hammadde type.
     // We block saving if there are rows with empty/whitespace code, to avoid sending blank rows to backend.
     const blankCodeRows = (Array.isArray(flatDetailRows.value) ? flatDetailRows.value : [])