feat(translate): refonte du design de la page de traduction et du sélecteur de moteurs (Etapes 1-3)

routes/translate_routes.py

@@ -468,6 +468,9 @@ async def translate_document_v1(
     pdf_mode: Optional[Literal["layout", "text_only"]] = Form(
         default=None, description="PDF translation mode: 'layout' (preserve layout) or 'text_only' (clean text output). PDF only."
     ),
+    translate_images: bool = Form(
+        default=False, description="Translate text inside images using AI vision"
+    ),
     current_user: Optional[Any] = Depends(get_authenticated_user),
 ):
     """
@@ -757,6 +760,7 @@ async def translate_document_v1(
             "glossary_id": glossary_id,
             "prompt_id": prompt_id,  # Story 3.12: Store prompt_id
             "pdf_mode": pdf_mode,  # PDF translation mode
+            "translate_images": translate_images,
         }
         await set_job_status_async(job_id, _translation_jobs[job_id])
 
@@ -790,6 +794,7 @@ async def translate_document_v1(
                 webhook_url=webhook_url,
                 user_plan=str(current_user.plan) if current_user else "free",
                 pdf_mode=pdf_mode,
+                translate_images=translate_images,
             )
         )
 
@@ -926,6 +931,7 @@ async def _run_translation_job(
     webhook_url: Optional[str] = None,
     user_plan: Optional[str] = None,  # Plan name for watermark decision
     pdf_mode: Optional[str] = None,  # PDF translation mode: "layout" or "text_only"
+    translate_images: bool = False,
 ) -> None:
     """
     Run translation job in background with progress tracking.
@@ -1194,6 +1200,7 @@ async def _run_translation_job(
                 target_lang,
                 source_lang,
                 progress_callback=progress_callback,
+                translate_images=translate_images,
             )
         elif file_extension == ".docx":
             job_translator = WordTranslator(provider=translation_provider)
@@ -1204,6 +1211,7 @@ async def _run_translation_job(
                 target_lang,
                 source_lang,
                 progress_callback=progress_callback,
+                translate_images=translate_images,
             )
         elif file_extension == ".pptx":
             job_translator = PowerPointTranslator(provider=translation_provider)
@@ -1214,6 +1222,7 @@ async def _run_translation_job(
                 target_lang,
                 source_lang,
                 progress_callback=progress_callback,
+                translate_images=translate_images,
             )
         elif file_extension == ".pdf":
             from translators.pdf_translator import PDFTranslator
@@ -1226,6 +1235,7 @@ async def _run_translation_job(
                 source_lang,
                 progress_callback=progress_callback,
                 pdf_mode=pdf_mode or "layout",
+                translate_images=translate_images,
             )
             # PDF translation may output .docx (if no LibreOffice); use actual path
             if actual_output and Path(actual_output).exists():