Added index.html

stress-detection/index.html

+<center>
+    <br>
+    <h4>Select an Audio File</h4>
+    <form id="audio" method="POST" enctype="multipart/form-data">
+        <input type="file" accept="audio/*" name="file"/>
+        <br><br><br>
+        <input type="submit" value="Analyze"/>
+    </form>  
+    <br><br><br>
+    <img id="img" src="https://www.aucshow.net/assets/frontend/global/img/Processing.gif" style="display: none;"/>
+    <h2 id="response" style="display: none;"></h2>
+</center>
+
+
+<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
+<script>
+    $("form#audio").submit(function(e) {
+        e.preventDefault();    
+        var formData = new FormData(this);
+
+        $("#img").css("display", "block");
+        $.ajax({
+            url: "http://localhost:5000",
+            type: 'POST',
+            data: formData,
+            success:function(response){
+                console.log("Resss: "+response);
+                $("#img").css("display", "none");
+                $("#response").html(response.toString());
+                $("#response").css("display", "block");
+            },
+            error: function (jqXHR, exception) {
+                alert("Error");
+                $("#img").css("display", "none");
+                $("#response").html(exception);
+                $("#response").css("display", "block");
+            },
+            cache: false,
+            contentType: false,
+            processData: false
+        });
+    });
+</script>
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