fix: setup failed on Windows

package.json

@@ -9,7 +9,7 @@
         "start": "node dist/index.js",
         "build": "tsup",
         "format": "prettier --write '**/*.{js,ts}' '!dist'",
-        "postinstall": "cd env/rs && cargo build --release --bin agent && rm target/release/agent && cd ../.. || true"
+        "postinstall": "node dist/index.js setup"
     },
     "files": [
         "dist",

src/commands/setup/index.ts

@@ -0,0 +1,27 @@
+import path from "node:path";
+import fs from "node:fs";
+import { execSync } from "node:child_process";
+import { OptionValues, Command } from "commander";
+
+export default function setup(opts: OptionValues, cmd: Command) {
+    console.log("Setting up ...");
+
+    const dir = path.resolve(__dirname, "..", "env", "rs");
+    try {
+        execSync("cargo build --release --bin agent", {
+            cwd: dir,
+            stdio: process.env.VERBOSE ? "inherit" : "ignore",
+        });
+        fs.rmSync(path.resolve(dir, "target", "release", "agent"));
+    } catch (err) {
+        if (process.env.VERBOSE) {
+            console.error(
+                `Rust deps pre-build failed, but it should not be a problem: ${
+                    (err as Error).message
+                }`,
+            );
+        }
+    }
+
+    console.log("Setup complete.");
+}

src/index.ts

@@ -9,6 +9,7 @@ import test from "./commands/test";
 import run from "./commands/run";
 import env from "./commands/env";
 import perf from "./commands/perf";
+import setup from "./commands/setup";
 
 const package_info = JSON.parse(
     fs.readFileSync(path.join(__dirname, "..", "package.json"), "utf8"),
@@ -18,6 +19,7 @@ const program = new commander.Command().version(`${package_info.name} ${package_
 
 program.command("check").description("check for language support").action(check);
 program.command("perf").description("run performance tests").action(perf);
+program.command("setup").description("setup (optional)").action(setup);
 
 program
     .command("env")