feat: Add savedIds to UPSERT response and update related components

- Enhanced the UPSERT process in DataService to include savedIds in the response, allowing tracking of newly saved record IDs.
- Updated the dataApi to reflect the new savedIds field in the Promise return type.
- Modified the SelectedItemsDetailInputComponent to handle and inject saved mapping IDs into detail records, improving data integrity and management during the save process.
- Added logging for savedIds to facilitate debugging and tracking of saved records.

frontend/lib/api/data.ts

@@ -238,7 +238,7 @@ export const dataApi = {
     parentKeys: Record<string, any>,
     records: Array<Record<string, any>>,
     options?: { deleteOrphans?: boolean }
-  ): Promise<{ success: boolean; inserted?: number; updated?: number; deleted?: number; message?: string; error?: string }> => {
+  ): Promise<{ success: boolean; inserted?: number; updated?: number; deleted?: number; savedIds?: string[]; message?: string; error?: string }> => {
     try {
       console.log("📡 [dataApi.upsertGroupedRecords] 요청 데이터:", {
         tableName,