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Dockerfile

@@ -7,15 +7,18 @@ ENV PATH="/home/user/.local/bin:$PATH"
 
 WORKDIR /app
 
-# Copy and install Python requirements
-COPY --chown=user ./requirements.txt requirements.txt
+# Copy and install dependencies
+COPY --chown=user requirements.txt .
 RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
-# Download NLTK 'punkt' tokenizer during build
-RUN python -c "import nltk; nltk.download('punkt')"
+# Download NLTK 'punkt' to a known path
+RUN python -m nltk.downloader -d /home/user/nltk_data punkt
 
-# Copy the app source code
+# Set env so NLTK can find the punkt data
+ENV NLTK_DATA=/home/user/nltk_data
+
+# Copy app source
 COPY --chown=user . /app
 
-# Run the FastAPI app with Uvicorn
+# Run the app
 CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]