fix: harden lazycodex platform publishing

bin/oh-my-opencode.test.ts

@@ -147,7 +147,7 @@ async function writePlatformPackages(root: string): Promise<void> {
     platform: process.platform,
     arch: process.arch,
     libcFamily: process.platform === "linux" ? "glibc" : undefined,
-    packageBaseName: "oh-my-opencode",
+    packageBaseName: "oh-my-openagent",
   });
   for (const packageName of packages) {
     const binaryPath = join(root, "node_modules", packageName, "bin", process.platform === "win32" ? "oh-my-opencode.exe" : "oh-my-opencode");

bin/platform.js

@@ -2,7 +2,7 @@
 // Shared platform detection module - used by wrapper and postinstall
 
 const PLATFORM_PACKAGE_BASE_BY_WRAPPER_NAME = {
-  lazycodex: "oh-my-opencode",
+  lazycodex: "oh-my-openagent",
 };
 
 export function getPackageBareName(packageName) {

bin/platform.test.ts

@@ -22,7 +22,7 @@ describe("getPackageBareName", () => {
 });
 
 describe("resolvePlatformPackageBaseName", () => {
-  test("maps lazycodex wrapper to oh-my-opencode platform package family", () => {
+  test("maps lazycodex wrapper to oh-my-openagent platform package family", () => {
     // #given
     const wrapperPackageName = "lazycodex";
 
@@ -30,10 +30,10 @@ describe("resolvePlatformPackageBaseName", () => {
     const resolvedPlatformBase = resolvePlatformPackageBaseName(wrapperPackageName);
 
     // #then
-    expect(resolvedPlatformBase).toBe("oh-my-opencode");
+    expect(resolvedPlatformBase).toBe("oh-my-openagent");
   });
 
-  test("maps scoped lazycodex wrapper to oh-my-opencode platform package family", () => {
+  test("maps scoped lazycodex wrapper to oh-my-openagent platform package family", () => {
     // #given
     const wrapperPackageName = "@code-yeongyu/lazycodex";
 
@@ -41,7 +41,7 @@ describe("resolvePlatformPackageBaseName", () => {
     const resolvedPlatformBase = resolvePlatformPackageBaseName(wrapperPackageName);
 
     // #then
-    expect(resolvedPlatformBase).toBe("oh-my-opencode");
+    expect(resolvedPlatformBase).toBe("oh-my-openagent");
   });
 
   test("keeps oh-my-opencode wrapper mapped to oh-my-opencode platform package family", () => {