Restore list_records and get_section_info endpoints after route reorder

backend/main.py

@@ -563,6 +563,50 @@ async def assign_shift(
     assignments[employee] = shift
     
     return RedirectResponse(url="/")
+
+# ============ List Records (from Excel) ============
+@app.get("/api/{section}")
+async def list_records(
+    section: str,
+    page: int = Query(1, ge=1),
+    page_size: int = Query(50, ge=1, le=1000),
+    current_user: User = Depends(get_current_user)
+):
+    """List records from stored Excel file"""
+    if section not in ["attendance", "accident"]:
+        raise HTTPException(status_code=400, detail="Invalid section")
+    
+    headers, rows = read_excel_file(section)
+    if headers is None:
+        return {"total": 0, "page": page, "page_size": page_size, "data": []}
+    
+    start = (page - 1) * page_size
+    end = start + page_size
+    page_rows = rows[start:end]
+    
+    data = []
+    for idx, row in enumerate(page_rows, start=start + 1):
+        record = {"_row": idx}
+        for i, header in enumerate(headers):
+            if header:
+                record[str(header)] = row[i] if i < len(row) else None
+        data.append(record)
+    
+    return {"total": len(rows), "page": page, "page_size": page_size, "data": data}
+
+@app.get("/api/{section}/info")
+async def get_section_info(section: str):
+    """Get info about stored Excel file"""
+    if section not in ["attendance", "accident"]:
+        raise HTTPException(status_code=400, detail="Invalid section")
+    
+    headers, rows = read_excel_file(section)
+    if headers is None:
+        return {"uploaded": False, "rows": 0, "columns": 0, "headers": []}
+    
+    return {"uploaded": True, "rows": len(rows), "columns": len(headers), "headers": headers}
+
+# ============ Dashboard Summary (combined) ============
 @app.get("/api/dashboard/summary")
 async def dashboard_summary(current_user: User = Depends(get_current_user)):
     """Combined dashboard data for frontend Dashboard page."""