Removed unnessesary dependencies

Dockerfile.mxfp4

@@ -6,7 +6,7 @@ ARG BUILD_JOBS=16
 # =========================================================
 # STAGE 1: Base Image (Installs Dependencies)
 # =========================================================
-FROM nvidia/cuda:13.1.0-devel-ubuntu24.04 AS base
+FROM nvcr.io/nvidia/pytorch:25.12-py3 AS base
 
 # Build parallemism
 ARG BUILD_JOBS
@@ -36,8 +36,8 @@ ENV PIP_BREAK_SYSTEM_PACKAGES=1
 # Set pip cache directory
 ENV PIP_CACHE_DIR=/root/.cache/pip
 ENV UV_CACHE_DIR=/root/.cache/uv
-#ENV UV_SYSTEM_PYTHON=1
-#ENV UV_BREAK_SYSTEM_PACKAGES=1
+ENV UV_SYSTEM_PYTHON=1
+ENV UV_BREAK_SYSTEM_PACKAGES=1
 ENV UV_LINK_MODE=copy
 
 # Set the base directory environment variable
@@ -45,15 +45,12 @@ ENV VLLM_BASE_DIR=/workspace/vllm
 
 # 1. Install Build Dependencies & Ccache
 # Added ccache to enable incremental compilation caching
-RUN apt update && apt upgrade -y \
-    && apt install -y --allow-change-held-packages --no-install-recommends \
-    curl vim cmake build-essential ninja-build \
-    libcudnn9-cuda-13 libcudnn9-dev-cuda-13 \
-    python3-dev python3-pip git wget \
-    libnccl-dev libnccl2 libibverbs1 libibverbs-dev rdma-core \
+RUN apt update && \
+    apt install -y --no-install-recommends \
+    curl vim ninja-build git \
     ccache \
     && rm -rf /var/lib/apt/lists/* \
-    && pip install uv
+    && pip install uv && pip uninstall -y flash-attn
 
 # Configure Ccache for CUDA/C++
 ENV PATH=/usr/lib/ccache:$PATH
@@ -77,18 +74,6 @@ ENV TRITON_PTXAS_PATH=/usr/local/cuda/bin/ptxas
 # Change this argument to force a re-download of PyTorch/FlashInfer
 ARG CACHEBUST_DEPS=1
 
-# Initialize virtual environment
-ENV VIRTUAL_ENV=/workspace/python-venv
-RUN uv venv /workspace/python-venv
-ENV PATH="$VIRTUAL_ENV/bin:$PATH"
-
-# 3. Install Python Dependencies with Cache Mounts
-# Using --mount=type=cache ensures that even if this layer invalidates, 
-# pip reuses previously downloaded wheels.
-
-RUN --mount=type=cache,id=uv-cache,target=/root/.cache/uv \
-    uv pip install torch torchvision torchaudio --index-url https://download.pytorch.org/whl/cu130
-
 # Install additional dependencies
 RUN --mount=type=cache,id=uv-cache,target=/root/.cache/uv \
     uv pip install fastsafetensors
@@ -238,7 +223,7 @@ RUN --mount=type=cache,id=ccache,target=/root/.ccache \
 # =========================================================
 # STAGE 4: Runner (Transfers only necessary artifacts)
 # =========================================================
-FROM nvidia/cuda:13.1.0-devel-ubuntu24.04 AS runner
+FROM nvcr.io/nvidia/pytorch:25.12-py3 AS runner
 
 ENV DEBIAN_FRONTEND=noninteractive
 ENV PIP_BREAK_SYSTEM_PACKAGES=1
@@ -247,20 +232,18 @@ ENV VLLM_BASE_DIR=/workspace/vllm
 # Set pip cache directory
 ENV PIP_CACHE_DIR=/root/.cache/pip
 ENV UV_CACHE_DIR=/root/.cache/uv
-#ENV UV_SYSTEM_PYTHON=1
-#ENV UV_BREAK_SYSTEM_PACKAGES=1
+ENV UV_SYSTEM_PYTHON=1
+ENV UV_BREAK_SYSTEM_PACKAGES=1
 ENV UV_LINK_MODE=copy
 
 # Install minimal runtime dependencies (NCCL, Python)
 # Note: "devel" tools like cmake/gcc are NOT installed here to save space
-RUN apt update && apt upgrade -y \
-    && apt install -y --allow-change-held-packages --no-install-recommends \
-    python3 python3-pip python3-dev vim curl git wget \
-    libcudnn9-cuda-13 \
-    libnccl-dev libnccl2 libibverbs1 libibverbs-dev rdma-core \
+RUN apt update && \
+    apt install -y --no-install-recommends \
+    curl vim git \
     libxcb1 \
     && rm -rf /var/lib/apt/lists/* \
-    && pip install uv
+    && pip install uv && pip uninstall -y flash-attn 
 
 # Set final working directory
 WORKDIR $VLLM_BASE_DIR
@@ -273,11 +256,8 @@ RUN mkdir -p tiktoken_encodings && \
 # Copy artifacts from Builder Stage
 # We copy the python packages and executables
 # No need to copy source code, as it's already in the site-packages
-COPY --from=builder /workspace/python-venv /workspace/python-venv
-
-# Activate virtual environment
-ENV VIRTUAL_ENV=/workspace/python-venv
-ENV PATH="$VIRTUAL_ENV/bin:$PATH"
+COPY --from=builder /usr/local/lib/python3.12/dist-packages /usr/local/lib/python3.12/dist-packages
+COPY --from=builder /usr/local/bin /usr/local/bin
 
 # Setup Env for Runtime
 ENV TORCH_CUDA_ARCH_LIST="12.0;12.1"
@@ -293,10 +273,3 @@ RUN chmod +x $VLLM_BASE_DIR/run-cluster-node.sh
 # Final extra deps
 RUN --mount=type=cache,id=uv-cache,target=/root/.cache/uv \
     uv pip install ray[default]
-
-# Create entrypoint script to activate venv
-# RUN echo '#!/bin/bash\nsource /workspace/python-venv/bin/activate\nexec "$@"' > /entrypoint.sh && \
-#     chmod +x /entrypoint.sh
-# ENTRYPOINT ["/entrypoint.sh"]
-
-# CMD ["bash"]