add messaging for missing LAN

ui/src/app/pages/apps-routes/app-installed-show/app-installed-show.page.html

@@ -97,12 +97,13 @@
             <ion-icon slot="icon-only" name="copy-outline" color="primary"></ion-icon>
           </ion-button>
         </ion-item>
-        <ion-item *ngIf="!hideLAN" lines="none">
+        <ion-item lines="none">
           <ion-label class="ion-text-wrap">
             <h2>LAN Address</h2>
-            <p>{{ vars.lanAddress }}</p>
+            <p *ngIf="!hideLAN">{{ vars.lanAddress }}</p>
+            <p *ngIf="hideLAN"><ion-text color="warning">No LAN address for {{ vars.title }} {{ vars.versionInstalled }}</ion-text></p>
           </ion-label>
-          <ion-button slot="end" fill="clear" (click)="copyLAN()">
+          <ion-button *ngIf="!hideLAN" slot="end" fill="clear" (click)="copyLAN()">
             <ion-icon slot="icon-only" name="copy-outline" color="primary"></ion-icon>
           </ion-button>
         </ion-item>

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

@@ -52,7 +52,7 @@ export function toServiceBreakage (f: BaseApp): DependentBreakage {
 export const bitcoinI: ApiAppInstalledFull = {
   id: 'bitcoind',
   versionInstalled: '0.18.1',
-  lanAddress: 'bitcoinLan.local',
+  lanAddress: undefined,
   title: 'Bitcoin Core',
   torAddress: '4acth47i6kxnvkewtm6q7ib2s3ufpo5sqbsnzjpbi7utijcltosqemad.onion',
   startAlert: 'Bitcoind could take a loooooong time to start. Please be patient.',