Update Dockerfile

Dockerfile

@@ -1,25 +1,21 @@
-# Base image using Python 3.9
-FROM python:3.9
+# Use an official Python runtime as a parent image.
+FROM python:3.10-slim
 
-# Create a new user to run the app
-RUN useradd -m -u 1000 user
-USER user
+# Install system dependencies (poppler-utils is required by pdf2image).
+RUN apt-get update && apt-get install -y poppler-utils && rm -rf /var/lib/apt/lists/*
 
-# Set environment variables
-ENV PATH="/home/user/.local/bin:$PATH"
-
-# Set the working directory
+# Set the working directory.
 WORKDIR /app
 
-# Copy the requirements and install dependencies
-COPY --chown=user ./requirements.txt requirements.txt
-RUN pip install --no-cache-dir --upgrade -r requirements.txt
+# Copy requirements and install Python dependencies.
+COPY requirements.txt .
+RUN pip install --upgrade pip && pip install -r requirements.txt
 
-# Copy the rest of the application
-COPY --chown=user . /app
+# Copy the application code.
+COPY main.py .
 
-# Expose port 7860 for the application
+# Expose the port FastAPI will run on.
 EXPOSE 7860
 
-# Command to run the FastAPI app using uvicorn
-CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]
+# Command to run the FastAPI app using uvicorn via the module interface.
+CMD ["python", "-m", "uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]