ui: remove dead imports, fix mock type

ui/src/app/pages/server-routes/server-logs/server-logs.page.html

@@ -19,4 +19,4 @@
   </ion-item>
   <ion-spinner *ngIf="$loading$ | async" class="center" name="lines" color="warning"></ion-spinner>
   <p style="white-space: pre-line;">{{ logs }}</p>
-</ion-content>
+</ion-content>

ui/src/app/pages/server-routes/server-logs/server-logs.page.ts

@@ -1,5 +1,4 @@
 import { Component, ViewChild } from '@angular/core'
-import { ActivatedRoute } from '@angular/router'
 import { ApiService } from 'src/app/services/api/api.service'
 import { IonContent } from '@ionic/angular'
 import { pauseFor } from 'src/app/util/misc.util'

ui/src/app/services/api/mock-api.service.ts

@@ -277,7 +277,7 @@ async function mockGetAppLogs (): Promise<ReqRes.GetAppLogsRes> {
 
 async function mockGetServerLogs (): Promise<ReqRes.GetServerLogsRes> {
   await pauseFor(1000)
-  return mockApiServerLogs.join('\n')
+  return mockApiServerLogs
 }
 
 async function mockGetAppMetrics (): Promise<ReqRes.GetAppMetricsRes> {
@@ -619,7 +619,7 @@ const mockApiAppLogs: string[] = [
   '****** FINISH *****',
 ]
 
-const mockApiServerLogs: string[] = [
+const mockApiServerLogs: string = [
   '****** START *****',
   '[ng] ℹ ｢wdm｣: Compiled successfully.',
   '[ng] ℹ ｢wdm｣: Compiling...',
@@ -702,7 +702,7 @@ const mockApiServerLogs: string[] = [
   '[ng] Date: 2019-12-26T14:23:13.812Z - Hash: 9342e11e6b8e16ad2f70',
   '[ng] 114 unchanged chunks',
   '****** FINISH *****',
-]
+].join('\n')
 
 const mockApiAppMetricsV1: AppMetricsVersioned<2> = {
   version: 2,