Moved to uv from poetry

Updated ruff and mypy, accepted all changes
Central exception management and injected the Session.
This removed a lot of duplicated boilerplate code.
Added health check
Updated to Angular 21

overlord/src/app/payment/payment.component.html

@@ -132,7 +132,7 @@
   <div class="row-container">
     @for (item of voucher.files; track item) {
       <div class="img-container" class="flex-auto basis-1-5">
-        <img [src]="item.thumbnail" (click)="zoomImage(item)" />
+        <img [src]="item.thumbnail" alt="img" (click)="zoomImage(item)" (keyup.enter)="zoomImage(item)" tabindex="0" />
         <button mat-icon-button class="overlay" (click)="deleteImage(item)">
           <mat-icon>delete</mat-icon>
         </button>
@@ -141,6 +141,7 @@
     <div class="img-container" class="flex flex-auto basis-1-5">
       <label ng-href for="fileUp">
         <img
+          alt="add"
           src="data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxMDAiIGhlaWdodD0iMTUwIj48cmVjdCB3aWR0aD0iMTAwIiBoZWlnaHQ9IjE1MCIgZmlsbD0iI2VlZSIvPjx0ZXh0IHRleHQtYW5jaG9yPSJtaWRkbGUiIHg9IjUwIiB5PSI3NSIgc3R5bGU9ImZpbGw6I2FhYTtmb250LXdlaWdodDpib2xkO2ZvbnQtc2l6ZToxMDBweDtmb250LWZhbWlseTpBcmlhbCxIZWx2ZXRpY2Esc2Fucy1zZXJpZjtkb21pbmFudC1iYXNlbGluZTpjZW50cmFsIj4rPC90ZXh0Pjwvc3ZnPg=="
         />
       </label>

overlord/src/app/payment/payment.component.ts

@@ -91,19 +91,19 @@ export class PaymentComponent implements OnInit, AfterViewInit {
   @ViewChild('tagInput') tagInput?: ElementRef<HTMLInputElement>;
 
   @HostListener('window:keydown.f2', ['$event'])
-  focusDate(event: KeyboardEvent) {
+  focusDate(event: Event) {
     event.preventDefault();
     this.dateElement.nativeElement.focus();
     this.dateElement.nativeElement.select();
   }
 
   @HostListener('window:keydown.f5', ['$event'])
-  redirectToPayment(event: KeyboardEvent) {
+  redirectToPayment(event: Event) {
     event.preventDefault();
   }
 
   @HostListener('window:keydown.f6', ['$event'])
-  redirectToReciept(event: KeyboardEvent) {
+  redirectToReciept(event: Event) {
     event.preventDefault();
     this.router.navigate(['receipt'], {
       queryParams: {
@@ -115,7 +115,7 @@ export class PaymentComponent implements OnInit, AfterViewInit {
   }
 
   @HostListener('window:keydown.f7', ['$event'])
-  redirectToJournal(event: KeyboardEvent) {
+  redirectToJournal(event: Event) {
     event.preventDefault();
     this.router.navigate(['journal'], {
       queryParams: {
@@ -127,7 +127,7 @@ export class PaymentComponent implements OnInit, AfterViewInit {
   }
 
   @HostListener('window:keydown.control.s', ['$event'])
-  saveListner(event: KeyboardEvent) {
+  saveListner(event: Event) {
     event.preventDefault();
     if (this.canSave()) {
       this.save();
@@ -135,7 +135,7 @@ export class PaymentComponent implements OnInit, AfterViewInit {
   }
 
   @HostListener('window:keydown.control.p', ['$event'])
-  postListner(event: KeyboardEvent) {
+  postListner(event: Event) {
     event.preventDefault();
     if (this.voucher.id && !this.voucher.posted && this.auth.allowed('post-vouchers')) {
       this.post();