feat: 完成第二版类型清理

scripts/remove-sourcemaps.mjs

@@ -0,0 +1,40 @@
+#!/usr/bin/env node
+/**
+ * 清除 src/ 下所有 .ts/.tsx 文件中的 //# sourceMappingURL= 行
+ * 用法: node scripts/remove-sourcemaps.mjs [--dry-run]
+ */
+import { readdir, readFile, writeFile } from "fs/promises";
+import { join, extname } from "path";
+
+const SRC_DIR = new URL("../src", import.meta.url).pathname;
+const DRY_RUN = process.argv.includes("--dry-run");
+const EXTENSIONS = new Set([".ts", ".tsx"]);
+const PATTERN = /^\s*\/\/# sourceMappingURL=.*$/gm;
+
+async function* walk(dir) {
+  for (const entry of await readdir(dir, { withFileTypes: true })) {
+    const full = join(dir, entry.name);
+    if (entry.isDirectory()) {
+      yield* walk(full);
+    } else if (EXTENSIONS.has(extname(entry.name))) {
+      yield full;
+    }
+  }
+}
+
+let total = 0;
+for await (const file of walk(SRC_DIR)) {
+  const content = await readFile(file, "utf8");
+  if (!PATTERN.test(content)) continue;
+  // reset lastIndex after test
+  PATTERN.lastIndex = 0;
+  const cleaned = content.replace(PATTERN, "").replace(/\n{3,}/g, "\n\n");
+  if (DRY_RUN) {
+    console.log(`[dry-run] ${file}`);
+  } else {
+    await writeFile(file, cleaned, "utf8");
+  }
+  total++;
+}
+
+console.log(`\n${DRY_RUN ? "[dry-run] " : ""}Processed ${total} files.`);