From 41da6faa9e69b555fa6c876a8557c17ed881cfbc Mon Sep 17 00:00:00 2001
From: Peter Steinberger <steipete@gmail.com>
Date: Mon, 6 Apr 2026 18:40:27 +0100
Subject: [PATCH] fix(qa-lab): tear down previous docker stack before starting
 new one

---
 extensions/qa-lab/src/docker-up.runtime.ts | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/extensions/qa-lab/src/docker-up.runtime.ts b/extensions/qa-lab/src/docker-up.runtime.ts
index 0f9bd1f6e6d..fc31bb35b17 100644
--- a/extensions/qa-lab/src/docker-up.runtime.ts
+++ b/extensions/qa-lab/src/docker-up.runtime.ts
@@ -189,6 +189,19 @@ export async function runQaDockerUp(
   });
 
   const composeFile = path.join(outputDir, "docker-compose.qa.yml");
+
+  // Tear down any previous stack from this compose file so ports are freed
+  // and we get a clean restart every time.
+  try {
+    await runCommand(
+      "docker",
+      ["compose", "-f", composeFile, "down", "--remove-orphans"],
+      repoRoot,
+    );
+  } catch {
+    // First run or already stopped — ignore.
+  }
+
   const composeArgs = ["compose", "-f", composeFile, "up"];
   if (!params.usePrebuiltImage) {
     composeArgs.push("--build");