set content disposition for cert (#2527)

* set content disposition for cert
* update content type for cert
* remove unnecessary frontend download attr

web/projects/ui/src/app/pages/login/ca-wizard/ca-wizard.component.html

@@ -100,7 +100,4 @@
 <a
   id="install-cert"
   href="/eos/local.crt"
-  [download]="
-    config.isLocal() ? document.location.hostname + '.crt' : 'startos.crt'
-  "
 ></a>

web/projects/ui/src/app/pages/server-routes/lan/lan.page.html

@@ -26,7 +26,7 @@
       </ion-label>
     </ion-item>
 
-    <ion-item button (click)="installCert()" [disabled]="!(crtName$ | async)">
+    <ion-item button (click)="installCert()">
       <ion-icon slot="start" name="download-outline" size="large"></ion-icon>
       <ion-label>
         <h1>Download Root CA</h1>
@@ -35,5 +35,5 @@
   </ion-item-group>
 
   <!-- hidden element for downloading cert -->
-  <a id="install-cert" href="/eos/local.crt" [download]="crtName$ | async"></a>
+  <a id="install-cert" href="/eos/local.crt"></a>
 </ion-content>

web/projects/ui/src/app/pages/server-routes/lan/lan.page.ts

@@ -10,10 +10,6 @@ import { DataModel } from 'src/app/services/patch-db/data-model'
   changeDetection: ChangeDetectionStrategy.OnPush,
 })
 export class LANPage {
-  readonly crtName$ = this.patch
-    .watch$('server-info', 'lan-address')
-    .pipe(map(addr => `${new URL(addr).hostname}.crt`))
-
   constructor(private readonly patch: PatchDB<DataModel>) {}
 
   installCert(): void {