Normalize whitespace in source files

Ensure that no source files have trailing whitespace at end of lines and ensure that all files end with a single trailing newline.

This also adds Github Actions to enforce whitespace conventions.

src-ui/src/app/components/common/input/abstract-input.ts

@@ -11,7 +11,7 @@ export class AbstractInputComponent<T> implements OnInit, ControlValueAccessor {
   constructor() { }
 
   onChange = (newValue: T) => {};
-  
+
   onTouched = () => {};
 
   writeValue(newValue: any): void {

src-ui/src/app/components/common/input/check/check.component.html

@@ -2,4 +2,4 @@
   <input type="checkbox" class="custom-control-input" [id]="inputId" [(ngModel)]="value" (change)="onChange(value)" (blur)="onTouched()" [disabled]="disabled">
   <label class="custom-control-label" [for]="inputId">{{title}}</label>
   <small *ngIf="hint" class="form-text text-muted">{{hint}}</small>
-</div>
+</div>

src-ui/src/app/components/common/input/check/check.component.ts

@@ -15,7 +15,7 @@ import { AbstractInputComponent } from '../abstract-input';
 })
 export class CheckComponent extends AbstractInputComponent<boolean> {
 
-  constructor() { 
+  constructor() {
     super()
   }
 

src-ui/src/app/components/common/input/color/color.component.html

@@ -5,12 +5,12 @@
       <div class="input-group-prepend">
         <span class="input-group-text" [style.background-color]="value">&nbsp;&nbsp;&nbsp;</span>
       </div>
-      
+
       <ng-template #popContent>
         <div style="min-width: 200px;" class="pb-3">
           <color-slider [color]="value" (onChangeComplete)="colorChanged($event.color.hex)"></color-slider>
         </div>
-        
+
       </ng-template>
 
       <input class="form-control" [class.is-invalid]="error" [id]="inputId" [(ngModel)]="value" (change)="onChange(value)" [autoClose]="'outside'" [ngbPopover]="popContent" placement="bottom" popoverClass="shadow">
@@ -30,4 +30,4 @@
     <div class="invalid-feedback">
       {{error}}
     </div>
-</div>
+</div>

src-ui/src/app/components/common/input/number/number.component.html

@@ -11,4 +11,4 @@
   </div>
   <small *ngIf="hint" class="form-text text-muted">{{hint}}</small>
 
-</div>
+</div>

src-ui/src/app/components/common/input/text/text.component.html

@@ -5,4 +5,4 @@
   <div class="invalid-feedback">
     {{error}}
   </div>
-</div>
+</div>