Fix spaCy error: install en_core_web_sm; keep static perms

Dockerfile

@@ -15,7 +15,7 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     espeak-ng ffmpeg libsndfile1 git build-essential \
     && rm -rf /var/lib/apt/lists/*
 
-# Create an unprivileged user and give it ownership of /app and caches
+# Create unprivileged user and caches
 RUN useradd -m -u 1000 appuser && \
     mkdir -p /app /cache/hf /cache/torch && \
     chown -R appuser:appuser /app /cache
@@ -26,6 +26,9 @@ WORKDIR /app
 COPY --chown=appuser:appuser requirements.txt .
 RUN pip install --upgrade pip && pip install -r requirements.txt
 
+# Install spaCy English model now (prevents runtime download)
+RUN python -m spacy download en_core_web_sm
+
 # Copy the app code
 COPY --chown=appuser:appuser . .
 

requirements.txt

@@ -14,3 +14,4 @@ numpy>=1.24.0
 scipy>=1.10.0
 librosa>=0.10.0.post2
 huggingface-hub>=0.23.0
+spaCy