Fix: HF Spaces Dockerfile (UID 1000, port 7860, single worker), update onnxruntime>=1.18.1

Dockerfile

@@ -1,24 +1,13 @@
-# ── PV Defect Classifier — Docker Image ──
-# Lightweight Python image, ~350MB final size
 FROM python:3.11-slim
-
+RUN useradd -m -u 1000 user
 WORKDIR /app
-
-# Install dependencies first (cache layer)
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
-
-# Copy app code
-COPY app.py .
-COPY templates/ templates/
-COPY static/ static/
-COPY models/ models/
-
-# Expose port (HF Spaces requires 7860)
-EXPOSE 7860
-
-# Production server (gunicorn instead of Flask dev server)
 RUN pip install --no-cache-dir gunicorn
-
-# Run with gunicorn: 2 workers, bind to all interfaces
-CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "2", "--timeout", "30", "app:app"]
+COPY --chown=user app.py .
+COPY --chown=user templates/ templates/
+COPY --chown=user models/ models/
+USER user
+ENV HOME=/home/user \
+    PATH=/home/user/.local/bin:$PATH
+CMD ["gunicorn", "--bind", "0.0.0.0:7860", "--workers", "1", "--timeout", "120", "app:app"]

README.md

@@ -1,11 +1,17 @@
 ---
-title: Pv Classifier
-emoji: 📊
-colorFrom: indigo
-colorTo: red
+title: PV Defect Classifier
+emoji: ☀️
+colorFrom: blue
+colorTo: green
 sdk: docker
-pinned: false
-license: mit
+app_port: 7860
 ---
 
-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference
+# PV Defect Classification System
+
+A lightweight cloud-edge defect detection system for photovoltaic cells.
+Powered by EfficientNet-B0 (ONNX Runtime).
+
+- Upload a PV cell image to classify it as DEFECTIVE or NORMAL
+- REST API available at /predict
+- Health check at /health

requirements.txt

@@ -1,4 +1,4 @@
 flask==3.0.0
-onnxruntime==1.17.0
+onnxruntime>=1.18.1
 Pillow==10.2.0
 numpy==1.26.3