Created the AuthenticationDetails helper to help the SimpleAutoResponder understanding which authentication details should be used

src/main/java/de/gnmyt/autoresponder/authentication/AuthenticationDetails.java

@@ -0,0 +1,39 @@
+package de.gnmyt.autoresponder.authentication;
+
+public class AuthenticationDetails {
+
+    private final String username;
+    private final String password;
+
+    /**
+     * Constructor of the {@link AuthenticationDetails}.
+     * <p>
+     * Used to help the {@link de.gnmyt.autoresponder.SimpleAutoResponder} for the authentication process
+     *
+     * @param username The name of the user you want to use for the authentication
+     * @param password The password of the user you want to use for the authentication
+     */
+    public AuthenticationDetails(String username, String password) {
+        this.username = username;
+        this.password = password;
+    }
+
+    /**
+     * Gets the username of the authentication
+     *
+     * @return the username of the authentication
+     */
+    public String getUsername() {
+        return username;
+    }
+
+    /**
+     * Gets the password of the authentication
+     *
+     * @return the password of the authentication
+     */
+    public String getPassword() {
+        return password;
+    }
+
+}