Update Dockerfile

Dockerfile

@@ -2,30 +2,34 @@
 FROM python:3.11-slim
 
 # Set environment variables
-ENV PATH="/root/.local/bin:$PATH"
+ENV VENV_PATH="/venv"
+ENV PATH="$VENV_PATH/bin:$PATH"
 
 # Install system dependencies
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \
         ffmpeg \
         espeak-ng \
-        wget && \
+        wget \
+        python3-venv && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
-# Install Audiblez
-RUN pip install --no-cache-dir audiblez
+# Create and activate virtual environment, then install audiblez
+RUN python -m venv $VENV_PATH && \
+    $VENV_PATH/bin/pip install --no-cache-dir --upgrade pip && \
+    $VENV_PATH/bin/pip install --no-cache-dir audiblez
 
 # Download Kokoro model and voices
-RUN wget https://github.com/thewh1teagle/kokoro-onnx/releases/download/model-files/kokoro-v0_19.onnx -P /root/.local/share/audiblez/ && \
+RUN mkdir -p /root/.local/share/audiblez/ && \
+    wget https://github.com/thewh1teagle/kokoro-onnx/releases/download/model-files/kokoro-v0_19.onnx -P /root/.local/share/audiblez/ && \
     wget https://github.com/thewh1teagle/kokoro-onnx/releases/download/model-files/voices.json -P /root/.local/share/audiblez/
 
-# Set the working directory
+# Set the working directory to /ebooks
 WORKDIR /ebooks
 
 # Create the /m4b directory
 RUN mkdir -p /m4b
 
-# Convert all .epub files in the /ebooks directory to audiobooks using the af_sky voice
-# and move the resulting .m4b files to the /m4b directory
-CMD for book in *.epub; do audiblez "$book" -v af_sky; done && cp *.m4b /m4b/
+# Copy all .m4b output to /m4b after conversion using audiblez from venv
+CMD for book in *.epub; do $VENV_PATH/bin/audiblez "$book" -v af_aoede; done && cp *.m4b /m4b/