Add plugin structure, lazy load feature, and basic admin settings

admin/settings.php

@@ -0,0 +1,47 @@
+<?php
+/**
+ * Admin settings page
+ */
+
+// Add menu item
+function wpa_superstar_admin_menu() {
+    add_options_page(
+        'WPA Superstar Settings',
+        'WPA Superstar',
+        'manage_options',
+        'wpa-superstar',
+        'wpa_superstar_settings_page'
+    );
+}
+add_action( 'admin_menu', 'wpa_superstar_admin_menu' );
+
+// Register settings
+function wpa_superstar_register_settings() {
+    register_setting( 'wpa-superstar-settings', 'wpa_superstar_lazy_load' );
+}
+add_action( 'admin_init', 'wpa_superstar_register_settings' );
+
+// Settings page HTML
+function wpa_superstar_settings_page() {
+    ?>
+    <div class="wrap">
+        <h1><?php echo esc_html( get_admin_page_title() ); ?></h1>
+        <form method="post" action="options.php">
+            <?php settings_fields( 'wpa-superstar-settings' ); ?>
+            <?php do_settings_sections( 'wpa-superstar-settings' ); ?>
+            <table class="form-table">
+                <tr>
+                    <th scope="row">Lazy Load Images</th>
+                    <td>
+                        <label>
+                            <input type="checkbox" name="wpa_superstar_lazy_load" value="1" <?php checked( get_option( 'wpa_superstar_lazy_load', 1 ) ); ?> />
+                            Enable lazy loading for images
+                        </label>
+                    </td>
+                </tr>
+            </table>
+            <?php submit_button(); ?>
+        </form>
+    </div>
+    <?php
+}

includes/speed-functions.php

@@ -0,0 +1,18 @@
+<?php
+/**
+ * Speed optimization functions
+ */
+
+function wpa_superstar_lazy_load_images( $content ) {
+    if ( is_admin() || ! $content || ! get_option( 'wpa_superstar_lazy_load', 1 ) ) {
+        return $content;
+    }
+    $content = preg_replace(
+        '/(<img[^>]+)\/?>/i',
+        '$1 loading="lazy" />',
+        $content
+    );
+    return $content;
+}
+add_filter( 'the_content', 'wpa_superstar_lazy_load_images' );
+add_filter( 'wp_get_attachment_image', 'wpa_superstar_lazy_load_images' );

wpa-superstar-plugin.php

@@ -19,8 +19,19 @@ if ( ! defined( 'WPINC' ) ) {
     die;
 }
 
-/**
- * Currently plugin version.
- * Start at version 1.0.0 and use SemVer - https://semver.org
- */
+// Define plugin version
 define( 'WPA_SUPERSTAR_VERSION', '1.0.0' );
+
+// Activation hook
+function wpa_superstar_activate() {
+    // Add activation logic later if needed
+}
+register_activation_hook( __FILE__, 'wpa_superstar_activate' );
+
+// Load core functionality
+require_once plugin_dir_path( __FILE__ ) . 'includes/speed-functions.php';
+
+// Load admin UI
+if ( is_admin() ) {
+    require_once plugin_dir_path( __FILE__ ) . 'admin/settings.php';
+}