chore: bump version to 0.0.4 and fix Deno package path

Bump version in deno.json to 0.0.4. Correct resolver path from
"deno-bin/package.json" to "deno/package.json" in sandbox.ts. Also remove
a stray blank line in mod.ts.

Author: yaonyan

deno.json

@@ -1,6 +1,6 @@
 {
   "name": "@mcpc/handle-sandbox",
-  "version": "0.0.3",
+  "version": "0.0.4",
   "license": "MIT",
   "nodeModulesDir": "auto",
   "repository": {

mod.ts

@@ -3,6 +3,5 @@
  *
  * Export the main Sandbox class and types
  */
-
 export { Sandbox } from "./src/sandbox.ts";
 export type { ExecutionResult, SandboxConfig } from "./src/types.ts";

src/sandbox.ts

@@ -48,7 +48,7 @@ export class Sandbox {
     ).resolve;
     if (!resolver) throw new Error("Cannot resolve deno package");
 
-    const pkgUrl = resolver("deno-bin/package.json");
+    const pkgUrl = resolver("deno/package.json");
     const denoDir = path.dirname(fileURLToPath(pkgUrl));
     return path.join(denoDir, "bin.cjs");
   }