feat: ( reports ) add fleet seat overview to seat status landing page

apps/edr-passenger-api/src/modules/reports/reports.controller.ts

@@ -60,6 +60,23 @@ export class ReportsController {
     return this.service.getSeatStatusReport(scheduleId);
   }
 
+  // Two segments, so `@Get(":reportId")` below cannot shadow it whatever the order.
+  @Get("seat-status/overview")
+  @ApiOperation({
+    summary: "Fleet-wide seat status across a departure window",
+    description:
+      "Landing view for the seat status report, shown before a schedule is picked. Returns the same four " +
+      "counters as the per-schedule report (paid, unpaid, expired holds, blocked) rolled up over a window of " +
+      "departures, plus per-day buckets and one row per schedule.\n\n" +
+      "The window is forward-looking — the next `days` days. If nothing is departing in that window, it falls " +
+      "back to the most recent `days` of departures on record and says so via `window.direction`.\n\n" +
+      "Counts apply the same rules as `GET /reports/seat-status`, so a schedule's row here equals what the " +
+      "drill-down shows after selecting it.",
+  })
+  getSeatStatusOverview(@Query('days') days?: string) {
+    return this.service.getSeatStatusOverview(days ? Number(days) : undefined);
+  }
+
   @Get("boarding")
   @ApiOperation({ summary: "Boarding report for a schedule — boarded vs not-boarded passengers" })
   getBoardingReport(@Query('scheduleId') scheduleId: string) {