add correct encodings for public keys, plus some instructions for entering a contact

src/views/AccountViewView.vue

@@ -110,10 +110,20 @@
         </span>
       </div>
 
-      <div class="text-slate-500 text-sm font-bold">Public Key</div>
+      <div class="text-slate-500 text-sm font-bold">Public Key (base 64)</div>
       <div class="text-sm text-slate-500 mb-1">
-        <span
-          ><code>{{ publicHex }}</code>
+        <span>
+          <code>{{ publicBase64 }}</code>
+          <button @click="copy(publicBase64)">
+            <fa icon="copy" class="text-slate-400 fa-fw ml-1"></fa>
+          </button>
+        </span>
+      </div>
+
+      <div class="text-slate-500 text-sm font-bold">Public Key (hex)</div>
+      <div class="text-sm text-slate-500 mb-1">
+        <span>
+          <code>{{ publicHex }}</code>
           <button @click="copy(publicHex)">
             <fa icon="copy" class="text-slate-400 fa-fw ml-1"></fa>
           </button>
@@ -138,15 +148,6 @@
       Edit Identity
     </router-link>
 
-    <h3 class="text-sm uppercase font-semibold mb-3">Contact Actions</h3>
-
-    <a
-      href="contact-scan.html"
-      class="block w-full text-center text-md uppercase bg-slate-500 text-white px-1.5 py-2 rounded-md mb-6"
-    >
-      Scan New Contact
-    </a>
-
     <h3 class="text-sm uppercase font-semibold mb-3">Data</h3>
 
     <a
@@ -223,6 +224,9 @@ import { MASTER_SETTINGS_KEY } from "@/db/tables/settings";
 import { deriveAddress, generateSeed, newIdentifier } from "@/libs/crypto";
 //import { testServerRegisterUser } from "../test";
 
+// eslint-disable-next-line @typescript-eslint/no-var-requires
+const Buffer = require("buffer/").Buffer;
+
 @Options({
   components: {},
 })
@@ -232,6 +236,7 @@ export default class AccountViewView extends Vue {
   lastName = "";
   mnemonic = "";
   publicHex = "";
+  publicBase64 = "";
   derivationPath = "";
   showContactGives = false;
 
@@ -281,6 +286,7 @@ export default class AccountViewView extends Vue {
       const identity = JSON.parse(accounts[0].identity);
       this.address = identity.did;
       this.publicHex = identity.keys[0].publicKeyHex;
+      this.publicBase64 = Buffer.from(this.publicHex, "hex").toString("base64");
       this.derivationPath = identity.keys[0].meta.derivationPath;
     } catch (err) {
       this.alertMessage =