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@@ -7,8 +7,13 @@ WORKDIR /app
 # Install system dependencies
 # libsndfile1 is required for soundfile/librosa
 # ffmpeg is required for pydub
-COPY packages.txt packages.txt
-RUN apt-get update && xargs -r -a packages.txt apt-get install -y && rm -rf /var/lib/apt/lists/*
+# Install system dependencies directly to avoid line-ending issues
+RUN apt-get update && apt-get install -y \
+    libsndfile1 \
+    ffmpeg \
+    build-essential \
+    python3-dev \
+    && rm -rf /var/lib/apt/lists/*
 
 # Copy backend requirements
 # Copy backend requirements