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+FROM python:3.10
+
+# Definir HOME y rutas de caché para Hugging Face
+WORKDIR /home/user/app
+ENV HOME="/tmp"
+ENV HF_HOME="/tmp/.cache/huggingface"
+ENV OMP_NUM_THREADS=1
+
+# Configuración de Git vía variables de entorno (sin .gitconfig)
+ENV GIT_AUTHOR_NAME="sob111"
+ENV GIT_AUTHOR_EMAIL="[email protected]"
+ENV GIT_COMMITTER_NAME="sob111"
+ENV GIT_COMMITTER_EMAIL="[email protected]"
+
+# Instalar dependencias del sistema
+RUN apt-get update && apt-get install -y \
+    git wget ffmpeg libsndfile1 unzip build-essential \
+    && rm -rf /var/lib/apt/lists/*
+
+# Instalar dependencias Python
+COPY requirements.txt .
+RUN pip install --upgrade pip \
+    && pip install --no-cache-dir -r requirements.txt
+
+# Instalar Coqui TTS en editable mode desde v0.22.0
+RUN git clone --branch v0.22.0 https://github.com/coqui-ai/TTS.git /home/user/TTS \
+    && cd /home/user/TTS \
+    && git submodule update --init --recursive \
+    && pip install --no-cache-dir -e .
+
+# 🔧 Crear sitecustomize que simula numba (shim) y parchea librosa
+RUN cat > /usr/local/lib/python3.10/site-packages/sitecustomize.py <<'PY'
+import sys
+import types
+import os
+
+# Asegurar cache de numba
+NUMBA_CACHE = "/tmp/numba_cache"
+try:
+    os.makedirs(NUMBA_CACHE, exist_ok=True)
+    os.chmod(NUMBA_CACHE, 0o777)
+except Exception:
+    pass
+
+# Crear un shim de numba si no existe
+if "numba" not in sys.modules:
+    shim = types.ModuleType("numba")
+    shim.__file__ = "<numba_shim>"
+
+    def _identity_decorator(*d_args, **d_kwargs):
+        def _decorator(func):
+            return func
+        if len(d_args) == 1 and callable(d_args[0]):
+            return d_args[0]
+        return _decorator
+
+    shim.jit = _identity_decorator
+    shim.njit = _identity_decorator
+    shim.vectorize = _identity_decorator
+    shim.guvectorize = _identity_decorator
+    shim.generated_jit = _identity_decorator
+    shim.stencil = _identity_decorator
+
+    np_module = types.SimpleNamespace()
+    ufunc = types.SimpleNamespace()
+    decorators = types.SimpleNamespace()
+    decorators.vectorize = _identity_decorator
+    decorators.guvectorize = _identity_decorator
+    decorators.wrap = _identity_decorator
+    ufunc.decorators = decorators
+    np_module.ufunc = ufunc
+    shim.np = np_module
+
+    shim.config = types.SimpleNamespace()
+    shim.core = types.SimpleNamespace()
+    shim.core.decorators = types.SimpleNamespace()
+    shim.core.decorators.jit = _identity_decorator
+
+    sys.modules["numba"] = shim
+    sys.modules["numba.np"] = types.SimpleNamespace(ufunc=types.SimpleNamespace(decorators=decorators))
+    sys.modules["numba.np.ufunc"] = types.SimpleNamespace(decorators=decorators)
+    sys.modules["numba.np.ufunc.decorators"] = decorators
+
+# Parche opcional librosa.magphase
+try:
+    import librosa
+    try:
+        from librosa.core import spectrum
+        librosa.magphase = getattr(spectrum, "magphase", None)
+    except Exception:
+        pass
+except Exception:
+    pass
+PY
+
+# Crear directorio de salida para checkpoints
+RUN mkdir -p /tmp/output_model
+
+# Copiar el proyecto
+COPY . .
+
+# Verificar instalación
+RUN pip show TTS
+
+# CMD por defecto (puedes cambiarlo en tu Space)
+CMD ["python", "finetune_xtts_hf.py"]
+#CMD ["python", "app.py"]
+#CMD ["tail", "-f", "/dev/null"]