Handle pyenv Windows shims

src/python-runtime.ts

@@ -12,6 +12,15 @@ export interface PythonCommandSpec {
   viaCmdShell?: boolean;
 }
 
+function shouldUseCmdShell(command: string): boolean {
+  if (process.platform !== "win32") {
+    return false;
+  }
+
+  const lower = command.toLowerCase();
+  return !path.isAbsolute(command) || lower.endsWith(".bat") || lower.endsWith(".cmd");
+}
+
 function splitCommand(command: string): string[] {
   const parts = command.match(/(?:[^\s"]+|"[^"]*")+/g) ?? [];
   return parts.map((part) => part.replace(/^"(.*)"$/, "$1"));
@@ -138,7 +147,7 @@ export async function resolveBasePythonCommand(config: AppConfig): Promise<Pytho
     return {
       command,
       args,
-      viaCmdShell: process.platform === "win32" && !path.isAbsolute(command),
+      viaCmdShell: shouldUseCmdShell(command),
     };
   }
 
@@ -156,8 +165,11 @@ export async function resolveBasePythonCommand(config: AppConfig): Promise<Pytho
 
     for (const candidate of candidates) {
       const absolute = await resolveWindowsExecutable(candidate.command);
-      if (absolute && (await canRun(absolute, candidate.args))) {
+      if (absolute) {
-        return { command: absolute, args: candidate.args };
+        const absoluteViaCmd = shouldUseCmdShell(absolute);
+        if (await canRun(absolute, candidate.args, absoluteViaCmd)) {
+          return { command: absolute, args: candidate.args, viaCmdShell: absoluteViaCmd };
+        }
       }
 
       if (await canRun(candidate.command, candidate.args, true)) {
@@ -184,7 +196,7 @@ export async function resolveBasePythonCommand(config: AppConfig): Promise<Pytho
   throw new Error("사용 가능한 Python 실행기를 찾지 못했습니다. `python3 --version` 또는 `python --version` 이 먼저 동작해야 합니다.");
 }
 
-export async function resolveWorkerPythonCommand(config: AppConfig): Promise<{ command: string; args: string[] }> {
+export async function resolveWorkerPythonCommand(config: AppConfig): Promise<PythonCommandSpec> {
   const venvPath = resolveVenvPythonPath(config);
   if (await fileExists(venvPath)) {
     return { command: venvPath, args: [] };