Add VAD + Non-streaming ASR model for Android (#336)

android/SherpaOnnx2Pass/app/src/main/java/com/k2fsa/sherpa/onnx/SherpaOnnx.kt

@@ -53,6 +53,8 @@ data class OnlineRecognizerConfig(
     var enableEndpoint: Boolean = true,
     var decodingMethod: String = "greedy_search",
     var maxActivePaths: Int = 4,
+    var hotwordsFile: String = "",
+    var hotwordsScore: Float = 1.5f,
 )
 
 data class OfflineTransducerModelConfig(
@@ -87,6 +89,8 @@ data class OfflineRecognizerConfig(
     // var lmConfig: OfflineLMConfig(), // TODO(fangjun): enable it
     var decodingMethod: String = "greedy_search",
     var maxActivePaths: Int = 4,
+    var hotwordsFile: String = "",
+    var hotwordsScore: Float = 1.5f,
 )
 
 class SherpaOnnx(
@@ -370,6 +374,19 @@ fun getOfflineModelConfig(type: Int): OfflineModelConfig? {
             )
         }
 
+        5 -> {
+            val modelDir = "sherpa-onnx-zipformer-multi-zh-hans-2023-9-2"
+            return OfflineModelConfig(
+                transducer = OfflineTransducerModelConfig(
+                    encoder = "$modelDir/encoder-epoch-20-avg-1.int8.onnx",
+                    decoder = "$modelDir/decoder-epoch-20-avg-1.onnx",
+                    joiner = "$modelDir/joiner-epoch-20-avg-1.int8.onnx",
+                ),
+                tokens = "$modelDir/tokens.txt",
+                modelType = "zipformer2",
+            )
+        }
+
     }
     return null
 }