Fix TS SDK ESM imports: use nodenext module resolution with .js extensions

Switches from bundler to nodenext moduleResolution so emitted JS includes
explicit .js extensions, fixing module resolution errors for Node.js ESM
consumers. Bumps TypeScript SDK to 0.5.7.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: motatoes

sdks/typescript/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@opencomputer/sdk",
-  "version": "0.5.6",
+  "version": "0.5.7",
   "description": "TypeScript SDK for OpenComputer - cloud sandbox platform",
   "type": "module",
   "main": "dist/index.js",

sdks/typescript/src/index.ts

@@ -1,5 +1,5 @@
-export { Sandbox, type SandboxOpts } from "./sandbox";
-export { Filesystem, type EntryInfo } from "./filesystem";
-export { Commands, type ProcessResult, type RunOpts } from "./commands";
-export { Pty, type PtySession, type PtyOpts } from "./pty";
-export { Templates, type TemplateInfo } from "./template";
+export { Sandbox, type SandboxOpts } from "./sandbox.js";
+export { Filesystem, type EntryInfo } from "./filesystem.js";
+export { Commands, type ProcessResult, type RunOpts } from "./commands.js";
+export { Pty, type PtySession, type PtyOpts } from "./pty.js";
+export { Templates, type TemplateInfo } from "./template.js";

sdks/typescript/src/sandbox.ts

@@ -1,6 +1,6 @@
-import { Filesystem } from "./filesystem";
-import { Commands } from "./commands";
-import { Pty } from "./pty";
+import { Filesystem } from "./filesystem.js";
+import { Commands } from "./commands.js";
+import { Pty } from "./pty.js";
 
 function resolveApiUrl(url: string): string {
   const base = url.replace(/\/+$/, "");

sdks/typescript/tsconfig.json

@@ -1,8 +1,8 @@
 {
   "compilerOptions": {
     "target": "ES2022",
-    "module": "ESNext",
-    "moduleResolution": "bundler",
+    "module": "nodenext",
+    "moduleResolution": "nodenext",
     "lib": ["ES2022", "DOM"],
     "outDir": "dist",
     "rootDir": "src",