diff --git a/app/Config/Routes.php b/app/Config/Routes.php
index dd51779..abfa9f4 100644
--- a/app/Config/Routes.php
+++ b/app/Config/Routes.php
@@ -22,4 +22,7 @@ $routes->group('api', function($routes) {
     
     // Standard CRUD via DhivaRoutes (Keep for compatibility)
     DhivaRoutes::Route($routes, 'user', 'SuperUserController');
-});
\ No newline at end of file
+});
+
+// Catch all OPTIONS requests for CORS preflight
+$routes->options('(:any)', function () {});
\ No newline at end of file
diff --git a/app/Controllers/SuperUserController.php b/app/Controllers/SuperUserController.php
index 000ba2d..06fdab7 100644
--- a/app/Controllers/SuperUserController.php
+++ b/app/Controllers/SuperUserController.php
@@ -22,6 +22,15 @@ class SuperUserController extends BaseController
         $inputUsername = $this->post('username');
         $inputPassword = $this->post('password');
 
+        // Fallback for JSON payload (Angular)
+        if (empty($inputUsername) || empty($inputPassword)) {
+            $json = $this->request->getJSON();
+            if ($json) {
+                $inputUsername = $json->username ?? null;
+                $inputPassword = $json->password ?? null;
+            }
+        }
+
         if (empty($inputUsername) || empty($inputPassword)) {
             $this->respond([
                 'success' => false,
diff --git a/schema.sql b/schema.sql
index b5374b9..f8951aa 100644
--- a/schema.sql
+++ b/schema.sql
@@ -25,6 +25,32 @@ CREATE TABLE IF NOT EXISTS kta_digital.personel (
     updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
 );
 
+-- Table: public.super_user (Auth)
+CREATE TABLE IF NOT EXISTS public.super_user (
+    super_user_id SERIAL PRIMARY KEY,
+    username VARCHAR(255) NOT NULL,
+    password VARCHAR(255) NOT NULL,
+    name VARCHAR(255),
+    email VARCHAR(255),
+    avatar TEXT,
+    satuan_id INTEGER,
+    jabatan VARCHAR(255),
+    nrp VARCHAR(20),
+    pangkat VARCHAR(100),
+    no_wa VARCHAR(20),
+    super_group_id INTEGER,
+    login_date TIMESTAMP,
+    access_at TIMESTAMP,
+    token TEXT,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- Seed demo admin user (username: dhivaadmin, password: dhivaadmin)
+INSERT INTO public.super_user (username, password, name, super_group_id)
+VALUES ('dhivaadmin', 'dhivaadmin', 'Admin KTA', 1)
+ON CONFLICT DO NOTHING;
+
 -- Table: kta_digital.pendidikan_kepolisian
 CREATE TABLE IF NOT EXISTS kta_digital.pendidikan_kepolisian (
     id SERIAL PRIMARY KEY,