Refactor the JNI interface to make it more modular and maintainable (#802)

android/SherpaOnnx2Pass/app/src/main/AndroidManifest.xml

@@ -16,6 +16,7 @@
         tools:targetApi="31">
         <activity
             android:name=".MainActivity"
+            android:label="2pass ASR: Next-gen Kaldi"
             android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
@@ -29,4 +30,4 @@
         </activity>
     </application>
 
-</manifest>
+</manifest>