From aceee796f175d5b4fc2741cd359038ef3bcf1cb3 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Tue, 19 May 2026 15:51:51 +0000
Subject: [PATCH 1/2] Initial plan


From 63f4f148ae1cd0eeebca6bcfcc932349340bd90d Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Tue, 19 May 2026 15:54:41 +0000
Subject: [PATCH 2/2] fix(copilot-cli): use semver sort for prerelease tag
 resolution

---
 src/copilot-cli/devcontainer-feature.json | 2 +-
 src/copilot-cli/install.sh                | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/copilot-cli/devcontainer-feature.json b/src/copilot-cli/devcontainer-feature.json
index bfd97286c..f4db33ced 100644
--- a/src/copilot-cli/devcontainer-feature.json
+++ b/src/copilot-cli/devcontainer-feature.json
@@ -1,6 +1,6 @@
 {
     "id": "copilot-cli",
-    "version": "1.1.2",
+    "version": "1.1.3",
     "name": "GitHub Copilot CLI",
     "documentationURL": "https://github.com/devcontainers/features/tree/main/src/copilot-cli",
     "description": "Installs the GitHub Copilot CLI.",
diff --git a/src/copilot-cli/install.sh b/src/copilot-cli/install.sh
index 47c2e3aca..0b91ee0aa 100755
--- a/src/copilot-cli/install.sh
+++ b/src/copilot-cli/install.sh
@@ -63,7 +63,7 @@ install_using_github() {
     if [ "${CLI_VERSION}" = "latest" ]; then
         download_from_github "https://github.com/github/copilot-cli/releases/latest/download/${cli_filename}"
     elif [ "${CLI_VERSION}" = "prerelease" ]; then
-        prerelease_version="$(git ls-remote --tags https://github.com/github/copilot-cli | tail -1 | awk -F/ '{print $NF}')"
+        prerelease_version="$(git ls-remote --tags https://github.com/github/copilot-cli | awk '{print $2}' | sed 's|refs/tags/||' | grep -E '^v[0-9]+\.[0-9]+\.[0-9]+(-[0-9]+)?' | sort -V | tail -n1)"
         download_from_github "https://github.com/github/copilot-cli/releases/download/${prerelease_version}/${cli_filename}"
     else
         # Install specific version