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

[Baranov Victor via llvm-commits]

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@@ -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
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vbvictor wrote:

I didn't set `USER gha` right away because we still need to install packages as root in `ci-container-code-format`/`ci-container-code-lint` containers

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