debug: add detailed logs for dynamicKeys computation

frontend/src/pages/admin/cloud-variables/[id]/records.vue

@@ -70,14 +70,21 @@ const deleteTargetId = ref<number | null>(null)
 const batchDeleteDialogOpen = ref(false)
 
 const dynamicKeys = computed(() => {
+  console.log('Computing dynamicKeys, records count:', records.value.length)
   const keys = new Set<string>()
-  records.value.forEach((record) => {
+  records.value.forEach((record, index) => {
+    console.log(`Record ${index}:`, record)
     const data = parseRecordData(record)
+    console.log(`Record ${index} parsed data:`, data, 'type:', typeof data)
     if (data && typeof data === 'object') {
-      Object.keys(data).forEach(key => keys.add(key))
+      const recordKeys = Object.keys(data)
+      console.log(`Record ${index} keys:`, recordKeys)
+      recordKeys.forEach(key => keys.add(key))
     }
   })
-  return Array.from(keys).sort()
+  const result = Array.from(keys).sort()
+  console.log('Final dynamicKeys:', result)
+  return result
 })
 
 const columns = computed<ColumnDef<VariableRecord>[]>(() => {