feat: Client & CKYC UI improvements — filters, KYC management, image crop+merge

- Clients list: CKYC icon, CKYC Number column, status/legal form/CKYC filters
- CKYC: SFTP upload logs, date formatting, modal z-index fix, non-dismissible dialogs
- KYC Management: new standalone module with alert dashboard, notification scheduler, audit inventory, account status
- Image cropper: ngx-image-cropper integration for front+back document merge into single PNG
- Sidebar: KYC Management menu entry after CKYC

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/app/core/shell/sidenav/sidenav.component.html

@@ -65,6 +65,18 @@
           </mat-icon>
           <a matLine>{{ 'labels.menus.CKYC' | translate }}</a>
         </mat-list-item>
+        <mat-list-item
+          [routerLink]="['/kyc-management']"
+          [matTooltipPosition]="tooltipPosition"
+          matTooltip="KYC Management"
+          routerLinkActive="active-menu"
+          [routerLinkActiveOptions]="{ exact: false }"
+        >
+          <mat-icon matListIcon>
+            <fa-icon icon="user-shield" size="sm"></fa-icon>
+          </mat-icon>
+          <a matLine>KYC Management</a>
+        </mat-list-item>
         <mat-list-item
           [routerLink]="['/bank-calendar']"
           [matTooltipPosition]="tooltipPosition"

src/app/core/shell/sidenav/sidenav.component.scss

@@ -328,8 +328,7 @@ $hover-bg: #f1f5f9;
 
   .app-sidenav {
     .icon-menu {
-      flex-direction: row;
-      flex-wrap: wrap;
+      flex-flow: row wrap;
       padding: 6px 10px;
     }
   }

src/app/core/shell/toolbar/toolbar.component.scss

@@ -24,10 +24,7 @@ $top-h: 32px;
   &::after {
     content: '';
     position: absolute;
-    top: 0;
-    left: 0;
-    right: 0;
-    bottom: 0;
+    inset: 0;
     background: repeating-linear-gradient(
       108deg, transparent 0, transparent 80px,
       rgb(255 255 255 / 2.2%) 80px, rgb(255 255 255 / 2.2%) 160px
@@ -355,7 +352,7 @@ $icon-hover-bg: rgb(255 255 255 / 10%);
 .subledger-link {
   display: flex;
   align-items: center;
-  padding: 6px 6px;
+  padding: 6px;
   text-decoration: none;
   color: #344054;
   font-size: 13px;