From e7c11c9803a25b7426379372c2f52caeb5927c9a Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 18 Mar 2026 18:32:37 +0000
Subject: [PATCH 1/3] Initial plan


From 89d0347fd21ba4692be340d3ff13bc9c9e3ce196 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 18 Mar 2026 18:38:49 +0000
Subject: [PATCH 2/3] Update EOL OS container images in CI pipeline

Co-authored-by: hoyosjs <19413848+hoyosjs@users.noreply.github.com>
---
 diagnostics.yml                      |  8 ++++----
 eng/pipelines/pipeline-resources.yml | 13 ++++++-------
 2 files changed, 10 insertions(+), 11 deletions(-)

diff --git a/diagnostics.yml b/diagnostics.yml
index 389526e741..1de7d45acb 100644
--- a/diagnostics.yml
+++ b/diagnostics.yml
@@ -237,7 +237,7 @@ extends:
         - template: /eng/pipelines/build.yml
           parameters:
             jobTemplate: ${{ variables.jobTemplate }}
-            name: Alpine3_19
+            name: Alpine3_23
             osGroup: Linux
             osSuffix: -musl
             container: test_linux_musl_x64
@@ -255,9 +255,9 @@ extends:
           - template: /eng/pipelines/build.yml
             parameters:
               jobTemplate: ${{ variables.jobTemplate }}
-              name: Debian_Bullseye
+              name: Debian_Trixie
               osGroup: Linux
-              container: test_debian_11_amd64
+              container: test_debian_13_amd64
               dependsOn: Linux
               testOnly: true
               buildConfigs:
@@ -270,7 +270,7 @@ extends:
           - template: /eng/pipelines/build.yml
             parameters:
               jobTemplate: ${{ variables.jobTemplate }}
-              name: Fedora_39
+              name: Fedora_43
               osGroup: Linux
               container: test_fedora
               dependsOn: Linux
diff --git a/eng/pipelines/pipeline-resources.yml b/eng/pipelines/pipeline-resources.yml
index 6733c0dadb..0bf8565f27 100644
--- a/eng/pipelines/pipeline-resources.yml
+++ b/eng/pipelines/pipeline-resources.yml
@@ -71,19 +71,18 @@ extends:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:centos-stream-9
 
       test_linux_musl_x64:
-        image: mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.19-WithNode
+        image: mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.23-helix-amd64
         options: --cap-add=SYS_PTRACE
 
-      test_debian_11_amd64:
-        image: mcr.microsoft.com/dotnet-buildtools/prereqs:debian-11-amd64
-        options: '--env PYTHONPATH=/usr/bin/python3.9'
+      test_debian_13_amd64:
+        image: mcr.microsoft.com/dotnet-buildtools/prereqs:debian-13-amd64
 
       test_fedora:
-        image: mcr.microsoft.com/dotnet-buildtools/prereqs:fedora-41
+        image: mcr.microsoft.com/dotnet-buildtools/prereqs:fedora-43
         options: --cap-add=SYS_PTRACE
 
-      test_opensuse_15_2:
-        image: mcr.microsoft.com/dotnet-buildtools/prereqs:opensuse-15.2-helix-amd64
+      test_opensuse_16_0:
+        image: mcr.microsoft.com/dotnet-buildtools/prereqs:opensuse-16.0-helix-amd64
 
       test_ubuntu_22_04:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:ubuntu-22.04

From 62184dd41644623ece8bd98e7c0798988725fe89 Mon Sep 17 00:00:00 2001
From: Juan Hoyos <19413848+hoyosjs@users.noreply.github.com>
Date: Thu, 19 Mar 2026 01:31:35 -0700
Subject: [PATCH 3/3] Change alpine to non-helix variant

---
 eng/pipelines/pipeline-resources.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/eng/pipelines/pipeline-resources.yml b/eng/pipelines/pipeline-resources.yml
index 0bf8565f27..3ac5ead9ba 100644
--- a/eng/pipelines/pipeline-resources.yml
+++ b/eng/pipelines/pipeline-resources.yml
@@ -71,7 +71,7 @@ extends:
         image: mcr.microsoft.com/dotnet-buildtools/prereqs:centos-stream-9
 
       test_linux_musl_x64:
-        image: mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.23-helix-amd64
+        image: mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.23-amd64
         options: --cap-add=SYS_PTRACE
 
       test_debian_13_amd64: