fix: Paddle Direct keeps preprocessing (orient/deskew/dewarp/crop)

Uses the cropped/dewarped image instead of the original so the overlay
shows the correctly oriented page. 5 steps instead of 2.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

admin-lehrer/app/(admin)/ai/ocr-overlay/page.tsx

@@ -71,10 +71,10 @@ export default function OcrOverlayPage() {
         setSteps(
           PADDLE_DIRECT_STEPS.map((s, i) => ({
             ...s,
-            status: i < 1 ? 'completed' : i === 1 ? 'active' : 'pending',
+            status: i < 4 ? 'completed' : i === 4 ? 'active' : 'pending',
           })),
         )
-        setCurrentStep(1)
+        setCurrentStep(4)
       } else {
         setMode('pipeline')
         // Map DB step to overlay UI step
@@ -231,6 +231,12 @@ export default function OcrOverlayPage() {
         case 0:
           return <StepOrientation sessionId={sessionId} onNext={handleOrientationComplete} />
         case 1:
+          return <StepDeskew sessionId={sessionId} onNext={handleNext} />
+        case 2:
+          return <StepDewarp sessionId={sessionId} onNext={handleNext} />
+        case 3:
+          return <StepCrop sessionId={sessionId} onNext={handleNext} />
+        case 4:
           return <PaddleDirectStep sessionId={sessionId} onNext={handleNext} />
         default:
           return null
@@ -472,7 +478,7 @@ export default function OcrOverlayPage() {
               : 'text-gray-500 dark:text-gray-400 hover:text-gray-700 dark:hover:text-gray-300'
           }`}
         >
-          Paddle Direct (2 Schritte)
+          Paddle Direct (5 Schritte)
         </button>
       </div>
 

admin-lehrer/app/(admin)/ai/ocr-overlay/types.ts

@@ -49,11 +49,14 @@ export const OVERLAY_UI_TO_DB: Record<number, number> = {
 }
 
 /**
- * 2-step pipeline for Paddle Direct mode.
- * Upload → PaddleOCR+Overlay (skips deskew/dewarp/crop/rows)
+ * 5-step pipeline for Paddle Direct mode.
+ * Same preprocessing (orient/deskew/dewarp/crop), then PaddleOCR replaces rows+words+overlay.
  */
 export const PADDLE_DIRECT_STEPS: PipelineStep[] = [
-  { id: 'orientation', name: 'Upload', icon: '📤', status: 'pending' },
+  { id: 'orientation', name: 'Orientierung', icon: '🔄', status: 'pending' },
+  { id: 'deskew', name: 'Begradigung', icon: '📐', status: 'pending' },
+  { id: 'dewarp', name: 'Entzerrung', icon: '🔧', status: 'pending' },
+  { id: 'crop', name: 'Zuschneiden', icon: '✂️', status: 'pending' },
   { id: 'paddle-direct', name: 'PaddleOCR + Overlay', icon: '⚡', status: 'pending' },
 ]