added Configuration Menu exit

src/main/java/Vault.java

@@ -6,6 +6,7 @@ import java.util.Scanner;
 
 public class Vault implements VaultInterface {
 
+    public boolean config;
     InputStream inputS = System.in;
     OutputStream outputS = System.out;
 
@@ -19,7 +20,8 @@ public class Vault implements VaultInterface {
 
     public void configure(){
         StringBuilder sbcm = new StringBuilder();
-        //Scanner scan = new Scanner(inputS);
+        Scanner scan = new Scanner(inputS);
+        config = true;
 
         sbcm.append("Configure:\n");
         sbcm.append("- Passwordlength: l\n");
@@ -28,6 +30,13 @@ public class Vault implements VaultInterface {
 
         println(sbcm.toString());
 
+        String input = scan.nextLine();
+
+        if (input.equals("e")) {
+            config = false;
+            
+        }
+
     }
 
     public void addCredential(){

src/test/java/VaultTest.java

@@ -48,6 +48,14 @@ public class VaultTest {
         assertTrue(outputStream.toString().startsWith("Configure:"));
     }
 
+    @Test
+    void exitConfigurationMenu(){
+        vlt.inputS = new ByteArrayInputStream("e".getBytes(StandardCharsets.UTF_8));
+        vlt.configure();
+        assertFalse(vlt.config);
+    }
+
+
 
     private ByteArrayInputStream getEmptyStringInputStream() {
         return new ByteArrayInputStream("".getBytes(StandardCharsets.UTF_8));