Update Dockerfile

Dockerfile

@@ -1,24 +1,25 @@
-# ── Hugging Face Spaces Dockerfile ────────────────────────────────────────
-# HF Spaces requires port 7860 and a non-root user for security.
-FROM python:3.11-slim
-
-# Create a non-root user (required by HF Spaces)
-RUN useradd -m -u 1000 user
-
-# Set the working directory
-WORKDIR /app
-
-# Copy and install dependencies first (layer caching)
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
-
-# Copy the entire backend into the container
-COPY . .
-
-# Switch to non-root user
-USER user
-
-# HF Spaces expects port 7860
-EXPOSE 7860
-
-CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]
+# Use an official Python runtime
+FROM python:3.11-slim
+
+# 1. FORCE PYTHON TO PRINT LOGS IMMEDIATELY (Crucial for debugging!)
+ENV PYTHONUNBUFFERED=1
+
+# Set the working directory
+WORKDIR /app
+
+# Copy requirements and install them
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy all your backend files into the container
+COPY . .
+
+# 2. GRANT FILE PERMISSIONS TO HUGGING FACE (Prevents silent read errors for .pkl files)
+RUN chown -R 1000:1000 /app
+USER 1000
+
+# Hugging Face Spaces MUST expose port 7860
+EXPOSE 7860
+
+# Command to run your FastAPI server
+CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]