Update Dockerfile

Dockerfile

@@ -43,6 +43,9 @@ RUN . /app/venv/bin/activate && pip install -r requirements.txt --timeout=300
 # Explicitly install the TTS package itself in editable mode
 RUN . /app/venv/bin/activate && pip install -e . --timeout=300
 
+# Explicitly install numba
+RUN . /app/venv/bin/activate && pip install numba --timeout=300
+
 # Try installing a specific version of librosa
 RUN . /app/venv/bin/activate && pip install librosa==0.9.1 --timeout=300