Add Fedora 42 test image

src/fedora/42/helix/amd64/Dockerfile

@@ -0,0 +1,77 @@
+FROM library/fedora:42 AS venv
+
+RUN dnf upgrade --refresh -y \
+    && dnf install --setopt tsflags=nodocs -y \
+        dnf-plugins-core \
+    && dnf install --setopt=install_weak_deps=False --setopt tsflags=nodocs -y \
+        openssl \
+        python3-devel \
+        python3-pip \
+        gcc \
+        libatomic \
+        redhat-rpm-config \
+    && dnf clean all
+
+RUN python3 -m venv /venv \
+    && source /venv/bin/activate \
+    && pip download --no-deps helix-scripts --index-url https://dnceng.pkgs.visualstudio.com/public/_packaging/helix-client-prod/pypi/simple \
+    && pip install ./helix_scripts-*-py3-none-any.whl \
+    && rm ./helix_scripts-*-py3-none-any.whl
+
+FROM library/fedora:42
+
+# Install MSQuic. Fedora 42 does not have it in the repositories, so use the Fedora 40 package
+
+RUN dnf config-manager addrepo --from-repofile=https://packages.microsoft.com/fedora/40/prod/config.repo \
+    && dnf install --setopt=install_weak_deps=False --setopt tsflags=nodocs -y \
+        libmsquic
+
+# Install Dependencies
+
+RUN dnf upgrade --refresh -y \
+    && dnf install --setopt tsflags=nodocs -y \
+        dnf-plugins-core \
+    && dnf install --setopt=install_weak_deps=False --setopt tsflags=nodocs -y \
+        # Helix dependencies
+        python3 \
+        python3-pip \
+        # Tools used by build automation
+        azure-cli \
+        git \
+        jq \
+        tar \
+        redhat-rpm-config \
+        procps \
+        zip \
+        # Runtime dependencies
+        curl \
+        icu \
+        iputils \
+        krb5-libs \
+        libatomic \
+        libunwind \
+        lttng-ust \
+        openssl \
+        sudo \
+    && dnf clean all
+
+ENV \
+    # Needed for .NET libraries tests to pass
+    LANG=en-US.UTF-8 \
+    # Needed for WCF tests to pass (https://github.com/dotnet/wcf/pull/5744#issuecomment-2702201438)
+    OPENSSL_ENABLE_SHA1_SIGNATURES=1
+
+# create helixbot user and give rights to sudo without password
+# Fedora does not have all options as other Linux systems
+RUN /usr/sbin/adduser --uid 1000 --shell /bin/bash --group adm helixbot \
+    && chmod 755 /root \
+    && echo "helixbot ALL=(ALL)       NOPASSWD: ALL" > /etc/sudoers.d/helixbot \
+    && chmod +s /usr/bin/ping
+
+USER helixbot
+ENV VIRTUAL_ENV=/home/helixbot/.vsts-env
+
+# Install Helix Dependencies
+RUN python3 -m venv $VIRTUAL_ENV
+ENV PATH="${VIRTUAL_ENV}/bin:${PATH}"
+COPY --from=venv --chown=helixbot /venv $VIRTUAL_ENV

src/fedora/manifest.json

@@ -41,6 +41,19 @@
               }
             }
           ]
+        },
+        {
+          "platforms": [
+            {
+              "dockerfile": "src/fedora/42/helix/amd64",
+              "os": "linux",
+              "osVersion": "fedora42",
+              "tags": {
+                "fedora-42-helix": {},
+                "fedora-42-helix-amd64": {}
+              }
+            }
+          ]
         }
       ]
     }