fix: use standard python 3.11 base image and reorder torch imports

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.11-slim
+FROM python:3.11
 
 # Install system deps for OpenCV, ffmpeg, git (needed for CLIP install)
 RUN apt-get update && apt-get install -y \

models/owl_vit_detector.py

@@ -1,7 +1,6 @@
-"""OWL-ViT Object Detection"""
+import torch
 from transformers import pipeline
 from core.config import settings
-import torch
 
 class OWLViTDetector:
     def __init__(self):