push updated backend changes

Dockerfiile

@@ -1,18 +1,20 @@
 FROM python:3.10-slim
 
-# Install dependencies
-RUN apt-get update && apt-get install -y git
+# Install system dependencies
+RUN apt-get update && apt-get install -y git && rm -rf /var/lib/apt/lists/*
 
+# Set working directory
 WORKDIR /app
 
-# Copy code
+# Copy project files
 COPY . /app
 
-# Install Python deps
-RUN pip install --no-cache-dir -r requirements.txt
+# Install Python dependencies
+RUN pip install --no-cache-dir --upgrade pip \
+    && pip install --no-cache-dir -r requirements.txt
 
-# Expose port
+# Expose the port Hugging Face Spaces expects
 EXPOSE 7860
 
-# Run FastAPI app
-CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]
+# Run FastAPI with Uvicorn
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]