allow mdns cifs shares (#933)

* allow mdns cifs shares

* regex and messaging for cifs

* Update install-wizard.component.ts

* refactor

* always include leading slash when saving path

* add avahi-utils

Co-authored-by: Matt Hill <matthewonthemoon@gmail.com>
Co-authored-by: Matt Hill <MattDHill@users.noreply.github.com>

setup-wizard/src/app/modals/cifs-modal/cifs-modal.page.html

@@ -16,11 +16,12 @@
         [(ngModel)]="cifs.hostname"
         name="hostname"
         #hostname="ngModel"
-        placeholder="e.g. My Computer, Bob's Laptop"
+        placeholder="e.g. 'My Computer' OR 'my-computer.local'"
+        pattern="^[a-zA-Z0-9._-]+( [a-zA-Z0-9]+)*$"
       ></ion-input>
     </ion-item>
     <p [hidden]="hostname.valid || hostname.pristine">
-      <ion-text color="danger">Hostname is required</ion-text>
+      <ion-text color="danger">Hostname is required. e.g. 'My Computer' OR 'my-computer.local'</ion-text>
     </p>
 
     <p>Path *</p>

setup-wizard/src/app/modals/cifs-modal/cifs-modal.page.ts

@@ -77,8 +77,3 @@ export class CifsModal {
     alert.present()
   }
 }
-
-interface MappedCifs {
-  hasValidBackup: boolean
-  cifs: CifsBackupTarget
-}

setup-wizard/src/app/pages/recover/recover.page.html

@@ -24,7 +24,7 @@
               </h2>
               <p class="ion-padding-bottom">
                 Using a shared folder is the recommended way to recover from backup, since it works with all Embassy hardware configurations.
-                To restore from a shared folder, please follow the <a href="https://docs.start9.com/user-manual/general/backups.html" target="blank" noreferrer>instructions</a>.
+                To restore from a shared folder, please follow the <a href="https://docs.start9.com/user-manual/general/backups.html#shared-network-folder" target="_blank" noreferrer>instructions</a>.
               </p>
 
               <!-- connect -->
@@ -42,7 +42,7 @@
               </h2>
               <p class="ion-padding-bottom">
                 Warning! Plugging in more than one physical drive to Embassy can lead to power failure and data corruption.
-                To restore from a physical drive, please follow the <a href="https://docs.start9.com/user-manual/general/backups.html" target="blank" noreferrer>instructions</a>.
+                To restore from a physical drive, please follow the <a href="https://docs.start9.com/user-manual/general/backups.html#physical-drive" target="_blank" noreferrer>instructions</a>.
               </p>
 
               <ng-container *ngFor="let mapped of mappedDrives">