fix(server): resolve Claude WinGet launchers on Windows

apps/server/src/provider/Drivers/ClaudeExecutable.test.ts

@@ -9,6 +9,9 @@ const NPM_DIR = "C:\\Users\\dev\\AppData\\Roaming\\npm";
 const NPM_SHIM = `${NPM_DIR}\\claude.cmd`;
 const NPM_PACKAGE_EXE = `${NPM_DIR}\\node_modules\\@anthropic-ai\\claude-code\\bin\\claude.exe`;
 const NPM_PACKAGE_CLI = `${NPM_DIR}\\node_modules\\@anthropic-ai\\claude-code\\cli.js`;
+const WINGET_DIR = "C:\\Users\\dev\\AppData\\Local\\Microsoft\\WinGet";
+const WINGET_SHIM = `${WINGET_DIR}\\Links\\claude.cmd`;
+const WINGET_EXE = `${WINGET_DIR}\\Packages\\Anthropic.ClaudeCode_Microsoft.Winget.Source_8wekyb3d8bbwe\\claude.exe`;
 
 function withWindowsResolution(input: {
   readonly resolvedCommand: string | undefined;
@@ -37,6 +40,16 @@ describe("resolveClaudeSdkExecutablePath", () => {
     }),
   );
 
+  it.effect("follows the WinGet launcher to the package's native binary", () =>
+    Effect.gen(function* () {
+      expect(
+        yield* resolveClaudeSdkExecutablePath("claude", {}).pipe(
+          withWindowsResolution({ resolvedCommand: WINGET_SHIM, existingFiles: [WINGET_EXE] }),
+        ),
+      ).toBe(WINGET_EXE);
+    }),
+  );
+
   it.effect("follows .bat and .ps1 launcher shims the same way", () =>
     Effect.gen(function* () {
       for (const shim of [`${NPM_DIR}\\claude.bat`, `${NPM_DIR}\\claude.ps1`]) {

apps/server/src/provider/Drivers/ClaudeExecutable.ts

@@ -13,10 +13,14 @@ const WINDOWS_SHIM_EXTENSIONS: ReadonlySet<string> = new Set([".cmd", ".bat", ".
 export const isWindowsClaudeLauncherShimPath = (filePath: string): boolean =>
   WINDOWS_SHIM_EXTENSIONS.has(NodePath.win32.extname(filePath).toLowerCase());
 
-/** New packages provide bin/claude.exe; older packages need a JavaScript runtime for cli.js. */
-const NPM_PACKAGE_ENTRY_CANDIDATES = [
+/**
+ * npm: new packages provide bin/claude.exe; older ones need a JavaScript runtime for cli.js.
+ * WinGet: Links\claude.cmd forwards to the package's native executable under ..\Packages.
+ */
+const PACKAGE_ENTRY_CANDIDATES = [
   ["node_modules", "@anthropic-ai", "claude-code", "bin", "claude.exe"],
   ["node_modules", "@anthropic-ai", "claude-code", "cli.js"],
+  ["..", "Packages", "Anthropic.ClaudeCode_Microsoft.Winget.Source_8wekyb3d8bbwe", "claude.exe"],
 ] as const;
 
 export type ExecutableFileCheck = (filePath: string) => boolean;
@@ -53,7 +57,7 @@ export const resolveClaudeSdkExecutablePath = Effect.fn("resolveClaudeSdkExecuta
     }
 
     const shimDirectory = NodePath.win32.dirname(resolved);
-    for (const entrySegments of NPM_PACKAGE_ENTRY_CANDIDATES) {
+    for (const entrySegments of PACKAGE_ENTRY_CANDIDATES) {
       const candidate = NodePath.win32.join(shimDirectory, ...entrySegments);
       if (isFile(candidate)) {
         return candidate;