feat: updates for cashier, tds reports, rbi reserve and dashboard

src/app/rbi-circulars/oss-workbook.ts

@@ -27,6 +27,17 @@ export function solidFill(argb: string): ExcelJS.Fill {
   return { type: 'pattern', pattern: 'solid', fgColor: { argb } };
 }
 
+/**
+ * The diagonal hatching RBI's templates put on a cell that is waiting to be filled in by hand.
+ *
+ * It reads differently from an empty cell, and the difference matters on a statutory form: an empty
+ * cell says nothing was reported, hatching says someone still has to report it. The templates use
+ * it on the signatory block and on the particulars a bank writes in itself.
+ */
+export function hatchFill(): ExcelJS.Fill {
+  return { type: 'pattern', pattern: 'lightUp', fgColor: { argb: 'FF808080' }, bgColor: { argb: 'FFFFFFFF' } };
+}
+
 /** Dark-blue full-width banner that heads every sheet in the RBI templates. */
 export function addBanner(sheet: ExcelJS.Worksheet, title: string, lastCol: string): void {
   const row = sheet.addRow([title]);