Family Home Lab: portal, dsh (chat+plugins), transcriber, music/media tools, home dash

transcriber/Dockerfile

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+# Dedicated transcription worker (Spotify Basic Pitch -> MIDI).
+# Separate from the main worker so runtime-heavy deps (tensorflow) don't bloat it.
+#
+# NOTE: basic-pitch pins tensorflow<2.15.1 which has NO Python 3.12 wheels, and
+# forcing a source build of old numpy fails on py3.12 (pkgutil.ImpImporter removed).
+# So this container uses Python 3.11, where tensorflow 2.15.x + numpy 1.26.x ships
+# prebuilt cp311 wheels and `pip install basic-pitch` "just works".
+FROM python:3.11-slim
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1
+
+WORKDIR /app
+
+# tensorflow needs libgomp
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends ca-certificates libgomp1 \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY portal/requirements.txt /tmp/req.txt
+RUN pip install --no-cache-dir -r /tmp/req.txt
+
+# Basic Pitch pulls tensorflow-cpu (~large) + librosa + numpy 1.x — all have
+# cp311 wheels. basic-pitch imports pkg_resources, which setuptools >=81 removed,
+# so pin setuptools<81 to keep it available.
+RUN pip install --no-cache-dir --upgrade pip "setuptools<81" wheel \
+    && pip install --no-cache-dir basic-pitch tflite-runtime
+
+COPY . /app/
+
+CMD ["celery", "-A", "portal.tasks.celery_app", "worker", "-Q", "transcription", "--concurrency=1", "--loglevel=info"]