Create Dockerfile for environment setup

Dockerfile

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+# -------------------------------
+# Base Image
+# -------------------------------
+FROM ubuntu:22.04
+
+ENV DEBIAN_FRONTEND=noninteractive \
+    PYTHON_VERSION=3.11.0 \
+    PYTHONUNBUFFERED=1
+
+# -------------------------------
+# System Dependencies
+# -------------------------------
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    software-properties-common \
+    build-essential \
+    curl \
+    ffmpeg \
+    wget \
+    nano \
+    git \
+    htop \
+    ca-certificates \
+    libssl-dev \
+    zlib1g-dev \
+    libncurses5-dev \
+    libsqlite3-dev \
+    libreadline-dev \
+    libffi-dev \
+    libbz2-dev \
+    liblzma-dev \
+    tk-dev \
+    # tritonclient needs these
+    libcurl4-openssl-dev \
+    && rm -rf /var/lib/apt/lists/*
+
+# -------------------------------
+# Install Python 3.11 (from source)
+# -------------------------------
+WORKDIR /usr/src
+
+RUN wget https://www.python.org/ftp/python/${PYTHON_VERSION}/Python-${PYTHON_VERSION}.tgz && \
+    tar -xzf Python-${PYTHON_VERSION}.tgz && \
+    cd Python-${PYTHON_VERSION} && \
+    ./configure --enable-optimizations && \
+    make -j$(nproc) && \
+    make altinstall && \
+    cd / && rm -rf /usr/src/Python-${PYTHON_VERSION}*
+
+# Set Python 3.11 as default
+RUN ln -sf /usr/local/bin/python3.11 /usr/bin/python && \
+    ln -sf /usr/local/bin/pip3.11 /usr/bin/pip
+
+# -------------------------------
+# Python Setup
+# -------------------------------
+RUN pip install --no-cache-dir --upgrade pip setuptools==75.2.0 wheel==0.46.3
+
+# -------------------------------
+# Transformers (specific commit)
+# -------------------------------
+RUN pip install --no-cache-dir \
+    git+https://github.com/huggingface/transformers.git@65dc261512cbdb1ee72b88ae5b222f2605aad8e5
+
+# -------------------------------
+# Python Dependencies
+# -------------------------------
+RUN pip install --no-cache-dir \
+    accelerate==1.13.0 \
+    absl-py==1.4.0 \
+    anyio==4.12.1 \
+    attrs==25.4.0 \
+    blinker==1.9.0 \
+    cachetools==6.2.6 \
+    certifi==2026.2.25 \
+    charset-normalizer==3.4.6 \
+    click==8.3.1 \
+    datasets==2.20.0 \
+    filelock==3.25.2 \
+    flask==3.1.3 \
+    fsspec==2024.5.0 \
+    google-api-core==2.30.0 \
+    google-auth==2.47.0 \
+    google-cloud-appengine-logging==1.8.0 \
+    google-cloud-audit-log==0.4.0 \
+    google-cloud-core==2.5.0 \
+    google-cloud-logging==3.14.0 \
+    google-cloud-secret-manager==2.26.0 \
+    googleapis-common-protos==1.73.0 \
+    grpc-google-iam-v1==0.14.3 \
+    grpcio==1.71.2 \
+    grpcio-status==1.71.2 \
+    gunicorn==23.0.0 \
+    h11==0.16.0 \
+    httpcore==1.0.9 \
+    httpx==0.28.1 \
+    huggingface-hub==1.7.1 \
+    idna==3.11 \
+    importlib-metadata==8.7.1 \
+    ipython==7.34.0 \
+    ipython-sql==0.5.0 \
+    itsdangerous==2.2.0 \
+    jinja2==3.1.6 \
+    jsonschema==4.26.0 \
+    jsonschema-specifications==2025.9.1 \
+    librosa==0.11.0 \
+    markupsafe==3.0.3 \
+    mpmath==1.3.0 \
+    networkx==3.6.1 \
+    numpy==1.26.4 \
+    opentelemetry-api==1.38.0 \
+    packaging==26.0 \
+    proto-plus==1.27.1 \
+    protobuf==5.29.6 \
+    psutil==5.9.5 \
+    pyasn1==0.6.3 \
+    pyasn1-modules==0.4.2 \
+    pyyaml==6.0.3 \
+    referencing==0.37.0 \
+    regex==2025.11.3 \
+    requests==2.32.4 \
+    rpds-py==0.30.0 \
+    rsa==4.9.1 \
+    notebook==7.5.5 \
+    safetensors==0.7.0 \
+    scipy==1.16.3 \
+    shellingham==1.5.4 \
+    six==1.17.0 \
+    soundfile==0.13.1 \
+    sympy==1.14.0 \
+    tokenizers==0.22.2 \
+    torchcodec==0.10.0 \
+    tqdm==4.67.3 \
+    typer-slim==0.24.0 \
+    typing-extensions==4.15.0 \
+    urllib3==2.5.0 \
+    werkzeug==3.1.6 \
+    zipp==3.23.0 \
+    evaluate==0.4.6 \
+    jiwer==4.0.0 \
+    rapidfuzz==3.14.3
+
+# -------------------------------
+# tritonclient (install separately - needs optional extras)
+# -------------------------------
+RUN pip install --no-cache-dir tritonclient[all]==2.54.0
+
+# -------------------------------
+# hf-xet (install separately to isolate failures)
+# -------------------------------
+RUN pip install --no-cache-dir hf-xet==1.4.2 || echo "hf-xet install failed, skipping"
+
+# -------------------------------
+# PyTorch (CUDA 12.8)
+# -------------------------------
+RUN pip install --no-cache-dir \
+    torch==2.10.0+cu128 \
+    torchaudio==2.10.0+cu128 \
+    torchvision==0.25.0+cu128 \
+    --extra-index-url https://download.pytorch.org/whl/cu128
+
+# -------------------------------
+# Verification
+# -------------------------------
+RUN python --version && pip --version
+
+# -------------------------------
+# Working Directory
+# -------------------------------
+WORKDIR /home
+
+CMD ["/bin/bash"]