backend: camera e modo di analisi nel task, /vision/check senza salvataggio (Refs #97)

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

src/backend/api/routers/vision.py

@@ -23,7 +23,7 @@ from src.backend.api.routers.files import (
 from src.backend.config import settings
 from src.backend.database import get_db
 from src.backend.models.api.vision import (
-    VisionExecuteResponse, VisionMeasurementResult, VisionRecipeResponse,
+    VisionCheckResponse, VisionExecuteResponse, VisionMeasurementResult, VisionRecipeResponse,
     VisionRecipeUploadResponse, VisionReferenceImageResponse,
 )
 from src.backend.models.orm.vision import VisionResult
@@ -164,6 +164,22 @@ async def execute(
     )
 
 
+@router.post("/check", response_model=VisionCheckResponse)
+async def check(
+    task_id: int = Form(...),
+    image: UploadFile = File(...),
+    production_run_id: int | None = Form(None, gt=0),
+    db: AsyncSession = Depends(get_db),
+    current_user: User = Depends(require_measurement_tec),
+) -> VisionCheckResponse:
+    """#97: analisi di un frame senza salvare nulla (ne' risultato ne' misure)."""
+    task = await _task_or_404(db, task_id)
+    report = await vision_service.check_task(
+        db, task, await _read_image(image), production_run_id=production_run_id,
+    )
+    return VisionCheckResponse(**report)
+
+
 @router.get("/results/{result_id}/image")
 async def get_result_image(
     result_id: int,