Initial commit

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

scripts/next-env.ts

@@ -0,0 +1,58 @@
+import { spawn } from "node:child_process";
+import { existsSync, readFileSync } from "node:fs";
+import { resolve } from "node:path";
+import { parse } from "dotenv";
+
+const [environment = "development", command = "dev", ...args] = process.argv.slice(2);
+if (
+  !["development", "test", "production"].includes(environment) ||
+  !["dev", "build", "start"].includes(command)
+) {
+  throw new Error(
+    "Usage: tsx scripts/next-env.ts development|test|production dev|build|start",
+  );
+}
+
+const config = (file: string) => (existsSync(file) ? parse(readFileSync(file)) : {});
+
+const childEnv: NodeJS.ProcessEnv = {
+  ...config(resolve(`config/${environment}.env`)),
+  ...config(resolve(`config/${environment}.local.env`)),
+  ...process.env,
+  APP_ENV: environment,
+  NODE_ENV: command === "dev" ? "development" : "production",
+};
+
+const nodeOptions = [childEnv.NODE_OPTIONS, "--dns-result-order=ipv4first"]
+  .filter(Boolean)
+  .join(" ");
+childEnv.NODE_OPTIONS = nodeOptions;
+
+if (command !== "build") {
+  const api =
+    childEnv.API_PROXY_TARGET?.trim() || childEnv.NEXT_PUBLIC_API_BASE_URL?.trim();
+  if (!api) {
+    throw new Error(
+      `API_PROXY_TARGET 或 NEXT_PUBLIC_API_BASE_URL 必填（${environment}）。可写在 config/${environment}.local.env`,
+    );
+  }
+}
+
+const nextBin = resolve("node_modules/next/dist/bin/next");
+// CLI 参数比 NODE_OPTIONS 更稳：Next 子进程有时会改写 NODE_OPTIONS，导致仍走 IPv6。
+const child = spawn(
+  process.execPath,
+  [
+    "--dns-result-order=ipv4first",
+    nextBin,
+    command,
+    ...(command === "build" ? [] : ["--port", childEnv.PORT || "3000"]),
+    ...args,
+  ],
+  { stdio: "inherit", env: childEnv },
+);
+
+for (const signal of ["SIGINT", "SIGTERM"] as const) {
+  process.on(signal, () => child.kill(signal));
+}
+child.on("exit", (code) => process.exit(code ?? 1));