feat(rental): add inventory and condition reports (#7)

frontend/src/app/components/lease-end-page/lease-end-page.html

@@ -138,6 +138,8 @@
         [timeZone]="timeZone"
         [showAgreement]="canRecordAgreement()"
         [showClosure]="canClose()"
+        [keysReturnedOn]="exitReportDate()"
+        [closureEnabled]="closureReady()"
         [agreementPending]="operationPending('agreement')"
         [closurePending]="operationPending('closure')"
         [agreementOperationError]="operationError('agreement')"

frontend/src/app/components/lease-end-page/lease-end-page.spec.ts

@@ -23,6 +23,10 @@ describe('LeaseEndPage', () => {
     agreedEarlyEnds: [],
     agreedEarlyEnd: null,
     closure: null,
+    exitConditionReport: {
+      occurredOn: '2026-07-31',
+      finalized: true,
+    },
     notices: [
       {
         id: 'notice-1',
@@ -247,7 +251,6 @@ describe('LeaseEndPage', () => {
 
     fixture.componentInstance.closeLease({
       timeZone: 'Europe/Paris',
-      keysReturnedOn: '2026-08-19',
       confirmed: true,
     });
     fixture.detectChanges();

frontend/src/app/components/lease-end-page/lease-end-page.ts

@@ -84,6 +84,11 @@ export class LeaseEndPage {
       (state.phase === 'AWAITING_CLOSURE' || state.phase === 'UNAUTHORIZED_OCCUPANCY')
     );
   });
+  readonly exitReportDate = computed(() => {
+    const report = this.state()?.exitConditionReport;
+    return report?.finalized ? report.occurredOn : null;
+  });
+  readonly closureReady = computed(() => this.canClose() && !!this.exitReportDate());
 
   readonly civilDate = formatFrenchCivilDate;
   readonly civilMonth = formatFrenchCivilMonth;