feat: add app and database modules

app/Http/Controllers/SystemSettings/EditorUploadController.php

@@ -0,0 +1,47 @@
+<?php
+
+namespace App\Http\Controllers\SystemSettings;
+
+use App\Http\Controllers\Controller;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Storage;
+use Illuminate\Support\Str;
+
+class EditorUploadController extends Controller
+{
+    /**
+     * Handle Image Upload from CKEditor 5 (Simple Upload Adapter)
+     */
+    public function upload(Request $request)
+    {
+        if (! $request->hasFile('upload')) {
+            return response()->json(['error' => ['message' => 'No file uploaded.']], 400);
+        }
+
+        $request->validate([
+            'upload' => 'required|image|mimes:jpeg,png,jpg,gif,webp|max:5120', // 5MB limit
+        ]);
+
+        try {
+            $file = $request->file('upload');
+            $fileName = $file->getClientOriginalName();
+            $extension = $file->getClientOriginalExtension();
+
+            // Generate clean filename
+            $name = Str::slug(pathinfo($fileName, PATHINFO_FILENAME));
+            $finalName = 'editor_'.$name.'_'.time().'.'.$extension;
+
+            // Store to public disk (storage/app/public/editor)
+            $path = $file->storeAs('editor', $finalName, 'public');
+
+            return response()->json([
+                'uploaded' => 1,
+                'fileName' => $finalName,
+                'url' => '/storage/'.$path,
+            ]);
+
+        } catch (\Exception $e) {
+            return response()->json(['error' => ['message' => 'Upload failed: '.$e->getMessage()]], 500);
+        }
+    }
+}