Extra boundary data??

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

sigServer.java

@@ -157,7 +157,7 @@ public class sigServer {
                                     }
                                     if (line.contains("Content-Type:")) {
                                         if (line.contains("Content-Type: multipart/form-data; boundary=")) {
-                                            boundary="--"+line.substring("Content-Type: multipart/form-data; boundary=".length());
+                                            boundary=line.substring("Content-Type: multipart/form-data; boundary=".length());
                                         } else 
                                         if (line.contains("application/json")){
                                             isApplication=true;

test.html

@@ -0,0 +1,7 @@
+<form action="http://192.168.1.85:8080" method="post" enctype="multipart/form-data">
+    <p><input type="text" name="text" value="text default">
+    <p><input type="file" name="file1">
+    <p><input type="file" name="file2">
+    <p><button type="submit">Submit</button>
+  </form>
+