feat: "支持更新"

bin/server-config.js

@@ -3,9 +3,19 @@
 
 const fs = require("node:fs");
 const path = require("node:path");
+const { spawnSync } = require("node:child_process");
 const { pathToFileURL } = require("node:url");
 
-const bundle = path.join(__dirname, "..", "dist", "app.mjs");
+const packageRoot = path.join(__dirname, "..");
+const bundle = path.join(packageRoot, "dist", "app.mjs");
+
+// `server-config update` self-updates the checkout: pull, reinstall deps, rebuild.
+// It runs outside the TUI because it must not depend on (or fight with) the bundle
+// it is about to replace.
+if (process.argv[2] === "update") {
+  runUpdate();
+  return;
+}
 
 if (!fs.existsSync(bundle)) {
   process.stderr.write(
@@ -18,3 +28,34 @@ import(pathToFileURL(bundle).href).catch((error) => {
   process.stderr.write(`server-config: ${error?.stack || error}\n`);
   process.exit(1);
 });
+
+function runUpdate() {
+  if (!fs.existsSync(path.join(packageRoot, ".git"))) {
+    process.stderr.write(
+      "server-config: cannot update — package root is not a git checkout.\n",
+    );
+    process.exit(1);
+  }
+
+  const npm = process.platform === "win32" ? "npm.cmd" : "npm";
+  const steps = [
+    ["git", ["pull", "--ff-only"]],
+    [npm, ["install"]],
+    [npm, ["run", "build"]],
+  ];
+
+  for (const [cmd, args] of steps) {
+    process.stdout.write(`\n$ ${cmd} ${args.join(" ")}\n`);
+    const result = spawnSync(cmd, args, { cwd: packageRoot, stdio: "inherit" });
+    if (result.error) {
+      process.stderr.write(`server-config: failed to run ${cmd}: ${result.error.message}\n`);
+      process.exit(1);
+    }
+    if (result.status !== 0) {
+      process.stderr.write(`server-config: \`${cmd} ${args.join(" ")}\` exited with code ${result.status}\n`);
+      process.exit(result.status || 1);
+    }
+  }
+
+  process.stdout.write("\nserver-config: update complete.\n");
+}