fix: support ts backend core cli probes

scripts/src/docker.ts

@@ -400,7 +400,17 @@ async function probe(url: string): Promise<unknown> {
 }
 
 function dockerExecJson(container: string, path: string): unknown {
-  const result = runCommand(["docker", "exec", container, "backend-core", "--fetch-json", `http://127.0.0.1:8080${path}`], repoRoot);
+  const url = `http://127.0.0.1:8080${path}`;
+  const script = [
+    "set -euo pipefail",
+    "if command -v backend-core >/dev/null 2>&1; then",
+    `  exec backend-core --fetch-json ${shellQuote(url)}`,
+    "fi",
+    `url=${shellQuote(url)}`,
+    "export url",
+    "bun -e 'const url=process.env.url; fetch(url).then(async r=>{const text=await r.text(); console.log(JSON.stringify({ok:r.ok,status:r.status,body:text?JSON.parse(text):null})); process.exit(r.ok?0:1);}).catch(e=>{console.error(e); process.exit(1)})'",
+  ].join("\n");
+  const result = runCommand(["docker", "exec", container, "sh", "-lc", script], repoRoot);
   if (result.exitCode !== 0) {
     return { ok: false, exitCode: result.exitCode, stdout: result.stdout.slice(-1200), stderr: result.stderr.slice(-1200) };
   }