feat: implement parseAuthUrl

Adds & Implements parseAuthUrl.
Updates README.md.
Bumps version to 0.2.0.

example/src/App.tsx

@@ -1,33 +1,9 @@
 import { StyleSheet, View, Button } from 'react-native';
-import { auth } from '@synonymdev/react-native-pubky';
-import { getAddress } from 'react-native-address-generator';
-
+import { auth, parseAuthUrl } from '@synonymdev/react-native-pubky';
 
 export default function App() {
   return (
     <View style={styles.container}>
-      <Button
-        title={'getAddress'}
-        onPress={async (): Promise<void> => {
-          const mnemonic =
-            'lazy rally chat way pet outside flame cup oval absurd innocent balcony';
-          const passphrase = 'passphrase';
-          const path = "m/84'/1'/0'/0/0";
-          const network = 'testnet';
-
-          const getAddressRes = await getAddress({
-            mnemonic,
-            path,
-            network,
-            passphrase,
-          });
-          if (getAddressRes.isErr()) {
-            console.log(getAddressRes.error.message);
-            return;
-          }
-          console.log(getAddressRes.value);
-        }}
-      />
       <Button
         title={'auth'}
         onPress={async (): Promise<void> => {
@@ -46,6 +22,23 @@ export default function App() {
           }
         }}
       />
+      <Button
+        title={'parseAuthUrl'}
+        onPress={async (): Promise<void> => {
+          try {
+            const res = await parseAuthUrl(
+              'pubkyauth:///?relay=https://demo.httprelay.io/link&capabilities=/pub/pubky.app:rw,/pub/example.com/nested:rw&secret=FyzJ3gJ1W7boyFZC1Do9fYrRmDNgCLNRwEu_gaBgPUA'
+            );
+            if (res.isErr()) {
+              console.log(res.error.message);
+              return;
+            }
+            console.log(res.value);
+          } catch (e) {
+            console.log(e);
+          }
+        }}
+      />
     </View>
   );
 }