fix: preserve tran script command separator

scripts/src/ssh.ts

@@ -806,7 +806,7 @@ export function parseSshArgs(args: string[]): ParsedSshArgs {
     return { remoteCommand: buildPythonStdinCommand(args.slice(1)), requiresStdin: true, invocationKind: "helper" };
   }
   if (subcommand === "script" || subcommand === "sh") {
-    return { remoteCommand: buildShellStdinCommand(args.slice(1)), requiresStdin: true, invocationKind: "helper" };
+    return buildShellCommand(args.slice(1));
   }
   if (subcommand === "argv" || subcommand === "exec") {
     const toolArgs = args.slice(1);
@@ -1446,10 +1446,12 @@ function k3sScriptShell(value: string, option: string): string {
   return value;
 }
 
-function buildShellStdinCommand(args: string[]): string {
+function buildShellCommand(args: string[]): ParsedSshArgs {
   let shell = "sh";
   const scriptArgs: string[] = [];
   let afterDoubleDash = false;
+  let directArgvMode = false;
+  let shellOptionSeen = false;
   for (let index = 0; index < args.length; index += 1) {
     const arg = args[index] ?? "";
     if (afterDoubleDash) {
@@ -1457,18 +1459,28 @@ function buildShellStdinCommand(args: string[]): string {
       continue;
     }
     if (arg === "--") {
+      if (!shellOptionSeen && scriptArgs.length === 0) {
+        directArgvMode = true;
+        scriptArgs.push(...args.slice(index + 1));
+        break;
+      }
       afterDoubleDash = true;
       continue;
     }
     if (arg === "--shell") {
       shell = k3sScriptShell(k3sOptionValue(args, index, "ssh script --shell"), "ssh script --shell");
+      shellOptionSeen = true;
       index += 1;
       continue;
     }
     if (arg.startsWith("-")) throw new Error(`unsupported ssh script option: ${arg}`);
     scriptArgs.push(arg);
   }
-  return shellArgv([shell, "-s", "--", ...scriptArgs]);
+  if (directArgvMode) {
+    if (scriptArgs.length === 0) throw new Error("ssh script -- requires a command");
+    return { remoteCommand: shellArgv(scriptArgs), requiresStdin: false, invocationKind: "argv" };
+  }
+  return { remoteCommand: shellArgv([shell, "-s", "--", ...scriptArgs]), requiresStdin: true, invocationKind: "helper" };
 }
 
 function podApplyPatchStdinWrapper(): { prefix: string; suffix: string } {