bug fix

Dockerfile

@@ -1,18 +1,28 @@
 # Use an official Python runtime as a parent image
 FROM python:3.9-slim
 
-# Set the working directory in the container
-WORKDIR /app
+# Create a non-root user
+RUN useradd -m -u 1000 user
 
-# Copy the backend requirements file and install dependencies
-COPY backend/requirements.txt .
+# Switch to the new user
+USER user
+
+# Set home to the user's home directory and update PATH
+ENV HOME=/home/user \
+	PATH=/home/user/.local/bin:$PATH
+
+# Set the working directory
+WORKDIR $HOME/app
+
+# Install dependencies
+COPY --chown=user backend/requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy the backend and frontend code into the container
-COPY . .
+# Copy the application code
+COPY --chown=user . .
 
 # Set the working directory to the backend
-WORKDIR /app/backend
+WORKDIR $HOME/app/backend
 
 # Expose the port the app runs on
 EXPOSE 7860

backend/services/video_service.py

@@ -5,9 +5,9 @@ import aiohttp
 from typing import Dict, Any
 
 VIDEO_DIR = "/tmp/generated_videos"
-os.makedirs(VIDEO_DIR, exist_ok=True)
 
 async def save_video(video_data: Dict[str, Any]) -> str:
+    os.makedirs(VIDEO_DIR, exist_ok=True)
     video_filename = f"{uuid.uuid4()}.mp4"
     video_path = os.path.join(VIDEO_DIR, video_filename)