update db connection for production and add init_db.php

api/db.php

@@ -1,8 +1,8 @@
 <?php
-$host = 'localhost';
-$db   = 'webgis_bansos';
-$user = 'root';
-$pass = ''; // Default XAMPP password is empty
+$host = getenv('DB_HOST') ?: 'localhost';
+$db   = getenv('DB_NAME') ?: 'webgis_bansos';
+$user = getenv('DB_USER') ?: 'root';
+$pass = getenv('DB_PASS') ?: '';
 $charset = 'utf8mb4';
 
 $dsn = "mysql:host=$host;dbname=$db;charset=$charset";

api/init_db.php

@@ -0,0 +1,20 @@
+<?php
+require_once 'db.php';
+
+$sql = "
+CREATE TABLE IF NOT EXISTS features (
+    id VARCHAR(100) PRIMARY KEY,
+    layer VARCHAR(50) NOT NULL,
+    data JSON NOT NULL,
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+CREATE INDEX IF NOT EXISTS idx_layer ON features(layer);
+";
+
+try {
+    $pdo->exec($sql);
+    echo "Database table 'features' created successfully.";
+} catch (PDOException $e) {
+    echo "Error creating table: " . $e->getMessage();
+}
+?>