add link directly into contact page to add a new contact via "contactJwt" query parameter

src/views/ContactsView.vue

@@ -299,6 +299,7 @@ import {
 } from "@/db/index";
 import { Contact } from "@/db/tables/contacts";
 import { getContactPayloadFromJwtUrl } from "@/libs/crypto";
+import { decodeEndorserJwt } from "@/libs/crypto/vc";
 import {
   CONTACT_CSV_HEADER,
   CONTACT_URL_PREFIX,
@@ -307,6 +308,7 @@ import {
   isDid,
   register,
   setVisibilityUtil,
+  UserInfo,
 } from "@/libs/endorserServer";
 import * as libsUtil from "@/libs/util";
 import QuickNav from "@/components/QuickNav.vue";
@@ -374,6 +376,24 @@ export default class ContactsView extends Vue {
     this.contacts = baseContacts.sort((a, b) =>
       (a.name || "").localeCompare(b.name || ""),
     );
+
+    const importedContactJwt = (this.$route as Router).query[
+      "contactJwt"
+    ] as string;
+    if (importedContactJwt) {
+      // really should fully verify
+      const { payload } = decodeEndorserJwt(importedContactJwt);
+      const userInfo = payload["own"] as UserInfo;
+      const newContact = {
+        did: payload["iss"],
+        name: userInfo.name,
+        nextPubKeyHashB64: userInfo.nextPublicEncKeyHash,
+        profileImageUrl: userInfo.profileImageUrl,
+        publicKeyBase64: userInfo.publicEncKey,
+        registered: userInfo.registered,
+      } as Contact;
+      this.addContact(newContact);
+    }
   }
 
   private danger(message: string, title: string = "Error", timeout = 5000) {
@@ -891,7 +911,10 @@ export default class ContactsView extends Vue {
       }
       return true;
     } else {
-      console.error("Got strange result from setting visibility:", result);
+      console.error(
+        "Got strange result from setting visibility. It can happen when setting visibility on oneself.",
+        result,
+      );
       const message =
         (result.error as string) || "Could not set visibility on the server.";
       this.$notify(