From 95f7861e08baa6e315840945ff2ed81f0fdb2c7c Mon Sep 17 00:00:00 2001
From: Reza Barazesh <rezabarazesh@meta.com>
Date: Fri, 14 Nov 2025 06:54:44 -0800
Subject: [PATCH] Switch to runtime image

Signed-off-by: Reza Barazesh <rezabarazesh@meta.com>
---
 docker/Dockerfile | 23 +++++++++++++++++++++--
 1 file changed, 21 insertions(+), 2 deletions(-)

diff --git a/docker/Dockerfile b/docker/Dockerfile
index 1b937bbc1225..14b08788f87e 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -20,8 +20,8 @@ ARG PYTHON_VERSION=3.12
 # glibc version is baked into the distro, and binaries built with one glibc
 # version are not backwards compatible with OSes that use an earlier version.
 ARG BUILD_BASE_IMAGE=nvidia/cuda:${CUDA_VERSION}-devel-ubuntu20.04
-# TODO: Restore to base image after FlashInfer AOT wheel fixed
-ARG FINAL_BASE_IMAGE=nvidia/cuda:${CUDA_VERSION}-devel-ubuntu22.04
+# Using runtime image with minimal build tools for JIT compilation (FlashInfer, DeepGEMM, EP kernels)
+ARG FINAL_BASE_IMAGE=nvidia/cuda:${CUDA_VERSION}-runtime-ubuntu22.04
 
 # By parameterizing the Deadsnakes repository URL, we allow third-party to use
 # their own mirror. When doing so, we don't benefit from the transparent
@@ -328,6 +328,25 @@ RUN echo 'tzdata tzdata/Areas select America' | debconf-set-selections \
     && curl -sS ${GET_PIP_URL} | python${PYTHON_VERSION} \
     && python3 --version && python3 -m pip --version
 
+# Install CUDA development tools and build essentials for runtime JIT compilation
+# (FlashInfer, DeepGEMM, EP kernels all require compilation at runtime)
+RUN CUDA_VERSION_DASH=$(echo $CUDA_VERSION | cut -d. -f1,2 | tr '.' '-') && \
+    apt-get update -y && \
+    apt-get install -y --no-install-recommends \
+        build-essential \
+        gcc-10 \
+        g++-10 \
+        cuda-nvcc-${CUDA_VERSION_DASH} \
+        cuda-cudart-dev-${CUDA_VERSION_DASH} \
+        cuda-nvrtc-dev-${CUDA_VERSION_DASH} \
+        cuda-nvml-dev-${CUDA_VERSION_DASH} \
+        libcublas-dev-${CUDA_VERSION_DASH} \
+        libcusparse-dev-${CUDA_VERSION_DASH} \
+        libcusolver-dev-${CUDA_VERSION_DASH} && \
+    update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-10 110 --slave /usr/bin/g++ g++ /usr/bin/g++-10 && \
+    rm -rf /var/lib/apt/lists/* && \
+    gcc --version
+
 ARG PIP_INDEX_URL UV_INDEX_URL
 ARG PIP_EXTRA_INDEX_URL UV_EXTRA_INDEX_URL
 ARG PYTORCH_CUDA_INDEX_BASE_URL