Update Dockerfile

Dockerfile

@@ -20,11 +20,12 @@ RUN apt-get update && apt-get install -y \
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy app files
-COPY . .
+# Copy app code
+COPY . /app
+WORKDIR /app
 
 # Expose port
 EXPOSE 7860
 
 # Run FastAPI app with uvicorn
-CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]