Update Dockerfile

Dockerfile

@@ -1,26 +1,34 @@
 FROM python:3.10.9
 
-COPY . .
-
-
 # Set the working directory to /app
 WORKDIR /app
 
 # Create a directory for storing downloaded PDF files
 RUN mkdir /app/downloads
 
-# Set permissions for the downloads directory
-# RUN chown -R root:root /app/downloads && chmod -R 777 /app/downloads
+# Create a non-root user
+RUN useradd -m appuser
 
 # Copy the current directory contents into the container at /app
 COPY . /app
 
+# Install system dependencies
 RUN apt-get update && apt-get install -y \
     libgl1-mesa-glx \
-    libglib2.0-0
-RUN apt-get install poppler-utils -y
-RUN apt-get install tesseract-ocr -y
+    libglib2.0-0 \
+    poppler-utils \
+    tesseract-ocr
 
+# Install Python dependencies
 RUN pip install --no-cache-dir --upgrade -r /requirements.txt
 
+# Change ownership of the app directory to the non-root user
+RUN chown -R appuser:appuser /app
+
+# Switch to the non-root user
+USER appuser
+
+# Set the nltk_data directory path
+ENV NLTK_DATA /app/nltk_data
+
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]