feat: minish lab potion 8m and 32m native impl

Author: jpohhhh

example/assets/models/minishLab/potion32m.onnx

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e82f46335878dd5d72f9544a2a7c61061659c6273ceb8815e10ff952c2e07457
+size 129214550

example/assets/models/minishLab/potion8m.onnx

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:da4c828fe012ec97f053278f363645b52c3815ec9a1d13d695ac901398c10f2e
+size 30240854

example/lib/main.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:fonnx_example/magika_widget.dart';
 import 'package:fonnx_example/minilml6v2_widget.dart';
+import 'package:fonnx_example/minishlab_widget.dart';
 import 'package:fonnx_example/msmarco_minilm_l6v3_widget.dart';
 import 'package:fonnx_example/pyannote_widget.dart';
 import 'package:fonnx_example/silero_vad_widget.dart';
@@ -79,6 +80,8 @@ class _MyAppState extends State<MyApp> {
                     SizedBox(height: 16),
                     MiniLmL6V2Widget(),
                     SizedBox(height: 16),
+                    MinishLabWidget(),
+                    SizedBox(height: 16),
                     MsmarcoMiniLmL6V3Widget(),
                     SizedBox(height: 16),
                     PyannoteWidget(),

example/lib/minilml6v2_widget.dart

@@ -111,7 +111,7 @@ class _MiniLmL6V2WidgetState extends State<MiniLmL6V2Widget> {
 
     final stopwatch = Stopwatch()..start();
     var completed = 0;
-    while (completed < 20) {
+    while (completed < 1000) {
       await model.getEmbeddingAsVector(
           textAndTokens[completed % textAndTokens.length].tokens);
       completed++;
@@ -121,7 +121,8 @@ class _MiniLmL6V2WidgetState extends State<MiniLmL6V2Widget> {
     final speed = (elapsed / completed.toDouble()).round();
     debugPrint('done');
     setState(() {
-      _speedTestResult = '$speed ms for 200 words';
+      final numberPerSecond = (1000 / (elapsed / completed)).round();
+      _speedTestResult = '$speed ms for 200 words ($numberPerSecond / sec)';
     });
   }
 }