feat: add view entity to entity mapping (#613)

- adds entity to entity mapping list
- displays the data as per user selection

Fixes: #485

src/app/system/system-routing.module.ts

@@ -46,6 +46,7 @@ import { AuditTrailsComponent } from './audit-trails/audit-trails.component';
 import { ViewAuditComponent } from './audit-trails/view-audit/view-audit.component';
 import { ViewRoleComponent } from './roles-and-permissions/view-role/view-role.component';
 import { EditRoleComponent } from './roles-and-permissions/edit-role/edit-role.component';
+import { EntityToEntityMappingComponent } from './entity-to-entity-mapping/entity-to-entity-mapping.component';
 
 /** Custom Resolvers */
 import { CodesResolver } from './codes/codes.resolver';
@@ -78,6 +79,7 @@ import { ViewSchedulerJobResolver } from './manage-scheduler-jobs/view-scheduler
 import { EditSchedulerJobComponent } from './manage-scheduler-jobs/edit-scheduler-job/edit-scheduler-job.component';
 import { ManageSchedulerJobResolver } from './manage-scheduler-jobs/manage-scheduler-job.resolver';
 import { ViewRoleResolver } from './roles-and-permissions/view-role/view-role.resolver';
+import { EntityToEntityMappingResolver } from './entity-to-entity-mapping/entity-to-entity-mapping.resolver';
 
 const routes: Routes = [
   Route.withShell([
@@ -130,6 +132,14 @@ const routes: Routes = [
         ],
 
       },
+      {
+        path: 'entity-to-entity-mapping',
+        component: EntityToEntityMappingComponent,
+        data: { title: extract('Entity to Entity Mapping'), breadcrumb: 'Entity to Entity Mapping' },
+        resolve: {
+          entityMappings: EntityToEntityMappingResolver
+        }
+      },
       {
           path: 'external-services',
           data: { title: extract('External Services'), breadcrumb: 'External Services' },
@@ -556,7 +566,8 @@ const routes: Routes = [
     AuditTrailResolver,
     ViewSchedulerJobResolver,
     ManageSchedulerJobResolver,
-    ViewRoleResolver
+    ViewRoleResolver,
+    EntityToEntityMappingResolver
   ]
 })
 export class SystemRoutingModule { }