Feature/restrict retirement date picker of FIRE calculator to future dates (#5627)

* Restrict retirement date picker of FIRE calculator to future dates

* Update changelog

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Restricted the selection of the retirement date picker in the _FIRE_ calculator to a future date
 - Improved the support for mutual funds in the _Financial Modeling Prep_ service (get asset profiles)
 - Improved the language localization for German (`de`)
 - Upgraded `prisma` from version `6.16.1` to `6.16.3`

libs/ui/src/lib/fire-calculator/fire-calculator.component.html

@@ -40,6 +40,7 @@
             formControlName="retirementDate"
             matInput
             [matDatepicker]="datepicker"
+            [min]="minDate"
           />
           <mat-datepicker-toggle
             matIconSuffix

libs/ui/src/lib/fire-calculator/fire-calculator.component.ts

@@ -44,6 +44,7 @@ import 'chartjs-adapter-date-fns';
 import Color from 'color';
 import {
   add,
+  addDays,
   addYears,
   getMonth,
   setMonth,
@@ -102,6 +103,7 @@ export class GfFireCalculatorComponent implements OnChanges, OnDestroy {
   });
   public chart: Chart<'bar'>;
   public isLoading = true;
+  public minDate = addDays(new Date(), 1);
   public periodsToRetire = 0;
 
   private readonly CONTRIBUTION_PERIOD = 12;