feat(api): explain dashboard chargeability by chapter

packages/application/src/use-cases/dashboard/get-chargeability-overview.ts

@@ -65,6 +65,13 @@ export interface DashboardChargeabilityRow {
   derivation?: DashboardChargeabilityDerivation;
 }
 
+export interface DashboardChargeabilityOverview {
+  rows: DashboardChargeabilityRow[];
+  top: DashboardChargeabilityRow[];
+  watchlist: DashboardChargeabilityRow[];
+  month: string;
+}
+
 function toIsoDate(value: Date): string {
   return value.toISOString().slice(0, 10);
 }
@@ -160,7 +167,7 @@ function summarizeDerivation(
 export async function getDashboardChargeabilityOverview(
   db: PrismaClient,
   input: GetDashboardChargeabilityOverviewInput,
-) {
+): Promise<DashboardChargeabilityOverview> {
   const now = input.now ?? new Date();
   const start = new Date(now.getFullYear(), now.getMonth(), 1);
   const end = new Date(now.getFullYear(), now.getMonth() + 1, 0);
@@ -294,6 +301,7 @@ export async function getDashboardChargeabilityOverview(
   });
 
   return {
+    rows: stats,
     top: [...stats]
       .sort((left, right) => right.actualChargeability - left.actualChargeability),
     watchlist: [...stats]