Rename Dockerfile to dockerfile

Dockerfile

@@ -1,67 +0,0 @@
-# --- Builder Stage ---
-# This stage has build tools like git
-FROM python:3.10-slim-bookworm as builder
-
-ENV DEBIAN_FRONTEND=noninteractive
-ENV HF_HOME=/app/cache
-ENV HUGGINGFACE_HUB_CACHE=/app/cache
-
-RUN apt-get update && apt-get install -y --no-install-recommends git curl \
-    && rm -rf /var/lib/apt/lists/*
-
-WORKDIR /app
-
-# Clone the neutts-air source code
-RUN git clone https://github.com/neuphonic/neutts-air.git
-
-# --- Final Stage ---
-# This is the lean, final image for production
-FROM python:3.10-slim-bookworm
-
-ENV DEBIAN_FRONTEND=noninteractive
-ENV HF_HOME=/app/cache
-ENV HUGGINGFACE_HUB_CACHE=/app/cache
-ENV HF_HUB_DISABLE_LOCKING=1
-ENV PYTHONUNBUFFERED=1
-ENV PYTHONDONTWRITEBYTECODE=1
-
-# Install essential system dependencies for the model
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    espeak-ng libsndfile1 ffmpeg \
-    && rm -rf /var/lib/apt/lists/*
-
-# Create a non-root user and the cache directory
-RUN useradd -m -u 1000 appuser && \
-    mkdir -p /app/cache && \
-    chown -R appuser:appuser /app
-
-# Set working directory
-WORKDIR /app
-
-# Copy the cloned neutts-air code from the builder stage
-COPY --from=builder --chown=appuser:appuser /app/neutts-air /app/neutts-air
-
-# Switch to the non-root user
-USER appuser
-
-# Copy requirements and install them as the non-root user
-COPY --chown=appuser:appuser requirements.txt .
-RUN pip install --no-cache-dir --upgrade pip && \
-    pip install --no-cache-dir -r requirements.txt
-
-# Copy our application, wrapper, and pre-loading script
-COPY --chown=appuser:appuser app.py .
-COPY --chown=appuser:appuser neutts_wrapper.py .
-COPY --chown=appuser:appuser preload_neutts.py .
-
-# Run the pre-loading script to download the model into the image
-RUN python preload_neutts.py
-
-EXPOSE 7860
-
-# Add a health check for production monitoring
-HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
-  CMD curl -f http://localhost:7860/health || exit 1
-
-# Command to run the application
-CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]

dockerfile

@@ -0,0 +1,64 @@
+# [file name]: Dockerfile
+FROM python:3.10-slim
+
+# Set environment variables
+ENV DEBIAN_FRONTEND=noninteractive
+ENV HF_HOME=/app/cache
+ENV HUGGINGFACE_HUB_CACHE=/app/cache
+ENV NUMBA_CACHE_DIR=/tmp/numba_cache
+ENV HF_HUB_DISABLE_LOCKING=1
+ENV PYTHONUNBUFFERED=1
+ENV PYTHONDONTWRITEBYTECODE=1
+
+WORKDIR /app
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    espeak-ng \
+    libsndfile1 \
+    git \
+    ffmpeg \
+    curl \
+    && rm -rf /var/lib/apt/lists/*
+
+# Create a non-root user with a home directory
+RUN useradd -m -u 1000 appuser && \
+    mkdir -p /app/cache /tmp/numba_cache /app/temp_audio && \
+    chown -R appuser:appuser /app /tmp/numba_cache
+
+# Switch to non-root user for Python package installation
+USER appuser
+
+# Set home directory for the user (important for pip cache)
+ENV HOME=/home/appuser
+ENV PATH="/home/appuser/.local/bin:${PATH}"
+
+# Copy requirements first (for better caching)
+COPY --chown=appuser:appuser requirements.txt .
+
+# Install Python dependencies as non-root user
+RUN pip install --user --no-cache-dir --upgrade pip && \
+    pip install --user --no-cache-dir -r requirements.txt
+
+# Clone neutts-air (shallow clone to save space)
+RUN if [ ! -d "neutts-air" ]; then \
+    echo "Cloning neutts-air (shallow clone)..."; \
+    git clone --depth 1 https://github.com/neuphonic/neutts-air.git; \
+    fi
+
+# Copy application code
+COPY --chown=appuser:appuser app.py .
+COPY --chown=appuser:appuser neutts_wrapper.py .
+COPY --chown=appuser:appuser preload_model.py .
+
+# Pre-load models during build
+RUN python preload_model.py
+
+EXPOSE 7860
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=30s --start-period=5s --retries=3 \
+    CMD curl -f http://localhost:7860/health || exit 1
+
+# Command to run the application
+CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--workers", "1"]