Create SecureAuthApplication.java

src/main/java/com/example/SecureAuthApplication.java

@@ -0,0 +1,13 @@
+// src/main/java/com/example/SecureAuthApplication.java
+
+package com.example;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class SecureAuthApplication {
+    public static void main(String[] args) {
+        SpringApplication.run(SecureAuthApplication.class, args);
+    }
+}