Add card list reader and card import test scripts

scripts/read_card_list.py

@@ -0,0 +1,9 @@
+#!/usr/bin/env python3
+"""Read the MTG card list XLSX and print all card names."""
+import openpyxl
+
+wb = openpyxl.load_workbook('/home/wall-o/MTG card list.xlsx')
+ws = wb.active
+print(f"Sheet: {ws.title}, Rows: {ws.max_row}, Cols: {ws.max_column}")
+for row in ws.iter_rows(min_row=1, max_row=min(ws.max_row, 50), values_only=True):
+    print(row)