Create endpoint for google oauth, generate JWT token, save to DB by email

src/main/java/com/faf223/expensetrackerfaf/controller/auth/JwtAuthenticationSuccessHandler.java

@@ -0,0 +1,19 @@
+package com.faf223.expensetrackerfaf.controller.auth;
+import jakarta.servlet.ServletException;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
+import org.springframework.security.web.authentication.SimpleUrlAuthenticationSuccessHandler;
+
+import java.io.IOException;
+
+public class JwtAuthenticationSuccessHandler extends SimpleUrlAuthenticationSuccessHandler implements AuthenticationSuccessHandler {
+
+    @Override
+    public void onAuthenticationSuccess(HttpServletRequest request, HttpServletResponse response, Authentication authentication) throws IOException, ServletException {
+
+        super.onAuthenticationSuccess(request, response, authentication);
+    }
+}
+