Update Dockerfile

Dockerfile

@@ -4,8 +4,6 @@ FROM python:3.9-slim
 # Set environment variables for Python and Numba
 ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1 \
-    # Remove NUMBA_DISABLE_JIT=1 here. We want Numba to work if versions are compatible.
-    # NUMBA_DISABLE_JIT=1 \
     NUMBA_CACHE_DIR=/tmp/numba_cache
 
 # Set the working directory
@@ -15,7 +13,6 @@ WORKDIR /app
 COPY requirements.txt /app/
 
 # Install build dependencies
-# Keep these as they are essential for various Python packages including those with C extensions
 RUN apt-get update && \
     apt-get install -y --no-install-recommends \
         llvm \
@@ -29,28 +26,27 @@ RUN apt-get update && \
         libxrender1 \
         libglib2.0-0 \
         ffmpeg \
-        # Ensure you have these for audio processing if they are not covered by librosa's dependencies
         libsndfile1 \
         libsndfile1-dev \
         && rm -rf /var/lib/apt/lists/*
 
-# Set LLVM_CONFIG before building llvmlite (if needed) - crucial for older numba/llvmlite
-# For numba 0.48.0, often llvm-config-8 or llvm-config-9 is needed.
-# Let's try llvm-config-9, as Python 3.9 is relatively new for 0.48.0, but it often works.
-# If this fails, try installing llvm-9-dev and setting LLVM_CONFIG=/usr/bin/llvm-config-9
-ENV LLVM_CONFIG=/usr/bin/llvm-config
+# Set LLVM_CONFIG before building llvmlite (if needed)
+# For numba 0.48.0 and llvmlite 0.31.0, often llvm-config-8 or llvm-config-9 is relevant.
+# Python 3.9 is newer, so you might need to ensure a compatible LLVM is installed.
+# Let's try to be specific for older LLVM needed by llvmlite 0.31.0
+RUN apt-get update && apt-get install -y llvm-9-dev && rm -rf /var/lib/apt/lists/*
+ENV LLVM_CONFIG=/usr/bin/llvm-config-9
 
 # Explicitly install compatible versions of core audio/Numba stack
 # Order matters: numpy -> llvmlite -> numba -> resampy -> librosa
 RUN pip install --no-cache-dir \
     numpy==1.22.4 \
-    llvmlite==0.35.0 \
+    llvmlite==0.31.0 \
     numba==0.48.0 \
     resampy==0.2.2 \
-    librosa==0.8.1 # librosa 0.8.1 is often good with resampy 0.2.2
+    librosa==0.8.1
 
 # Install other Python dependencies from requirements.txt
-# This will pick up all other packages, assuming they don't conflict with the explicitly installed ones.
 RUN pip install --no-cache-dir -r requirements.txt
 
 # Copy the rest of the application