[llvm] [Github][CI] Add default gha user for tooling containers (PR #164294)

[Baranov Victor via llvm-commits]

https://github.com/vbvictor created https://github.com/llvm/llvm-project/pull/164294

This should probably solve
https://github.com/llvm/llvm-project/blob/c0073a9170aaa4f3504f7cdf20758176bcb14ac1/.github/workflows/pr-code-format.yml#L28-L34


>From e21c01db0cfeae856cb2f88d64f6fb8cd760fa85 Mon Sep 17 00:00:00 2001
From: Victor Baranov <bar.victor.2002 at gmail.com>
Date: Mon, 20 Oct 2025 21:14:57 +0300
Subject: [PATCH] [Github][CI] Add default gha user for tooling containers

---
 .../containers/github-action-ci-tooling/Dockerfile       | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/.github/workflows/containers/github-action-ci-tooling/Dockerfile b/.github/workflows/containers/github-action-ci-tooling/Dockerfile
index 9d2aaf6bbd48a..4135ae839cd47 100644
--- a/.github/workflows/containers/github-action-ci-tooling/Dockerfile
+++ b/.github/workflows/containers/github-action-ci-tooling/Dockerfile
@@ -37,6 +37,11 @@ RUN apt-get update && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/*
 
+# Create a new user with id 1001 as that is the user id that
+# Github Actions uses to perform the checkout action.
+RUN useradd gha -u 1001 -m -s /bin/bash
+RUN adduser gha sudo
+RUN echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers
 
 FROM base AS ci-container-code-format
 ARG LLVM_VERSION
@@ -51,6 +56,8 @@ ENV PATH=${LLVM_SYSROOT}/bin:${PATH}
 COPY llvm/utils/git/requirements_formatting.txt requirements_formatting.txt
 RUN pip install -r requirements_formatting.txt --break-system-packages && \
     rm requirements_formatting.txt
+USER gha
+WORKDIR /home/gha
 
 
 FROM base AS ci-container-code-lint
@@ -80,3 +87,5 @@ RUN apt-get update && \
 COPY llvm/utils/git/requirements_linting.txt requirements_linting.txt
 RUN pip install -r requirements_linting.txt --break-system-packages && \
     rm requirements_linting.txt
+USER gha
+WORKDIR /home/gha