Update Dockerfile for correct directory structure

Dockerfile

@@ -66,6 +66,7 @@ RUN apt-get update && \
     libmpfr-dev \
     libmpc-dev \
     fonts-noto-cjk \
+    ffmpeg \
     && rm -rf /var/lib/apt/lists/*
 
 # Create app directory structure and storage directory
@@ -82,7 +83,23 @@ RUN pip install --no-cache-dir \
     tensorflow \
     flax \
     transformers \
-    celery
+    celery \
+    arxiv \
+    matplotlib \
+    duckduckgo_search \
+    jsonpath_ng \
+    pydub \
+    qrcode \
+    twilio \
+    vanna \
+    wikipedia \
+    yfinance \
+    scipy \
+    nltk \
+    unstructured
+
+# Download NLTK data
+RUN python -m nltk.downloader punkt averaged_perceptron_tagger
 
 # Copy Python environment and set permissions
 COPY --from=python-builder --chown=user /usr/local/lib/python3.10/site-packages /usr/local/lib/python3.10/site-packages
@@ -109,7 +126,8 @@ ENV FLASK_APP=app.py \
     HOME=/app \
     PATH="/usr/local/bin:${PATH}" \
     PYTHONPATH=/app/api \
-    TZ=UTC
+    TZ=UTC \
+    NLTK_DATA=/usr/local/share/nltk_data
 
 # Switch to the non-root user
 USER user