foced to move to Apache 2.0 license

copyright.js

@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2025 by Christian Kellner.
+ * Licensed under Apache-2.0 with Commons Clause and Attribution/Naming Clause
+ */
+
+import fs from 'fs/promises';
+import path from 'path';
+
+const COPYRIGHT = `/*
+ * Copyright (c) ${new Date().getFullYear()} by Christian Kellner.
+ * Licensed under Apache-2.0 with Commons Clause and Attribution/Naming Clause
+ */
+
+`;
+
+async function getAllFiles(dir = '.') {
+  const entries = await fs.readdir(dir, { withFileTypes: true });
+  let files = [];
+  for (let entry of entries) {
+    const fullPath = path.join(dir, entry.name);
+    if (entry.isDirectory()) {
+      if (entry.name === 'node_modules' || entry.name.startsWith('.')) continue;
+      files = files.concat(await getAllFiles(fullPath));
+    } else if (fullPath.endsWith('.js') || fullPath.endsWith('.jsx')) {
+      files.push(fullPath);
+    }
+  }
+  return files;
+}
+
+/* eslint-disable no-console */
+async function addCopyright(files) {
+  for (let file of files) {
+    try {
+      let content = await fs.readFile(file, 'utf8');
+      if (!content.startsWith(COPYRIGHT)) {
+        await fs.writeFile(file, COPYRIGHT + content);
+        console.log(`Added copyright to ${file}`);
+      }
+    } catch (err) {
+      console.error(`Error processing ${file}: ${err}`);
+    }
+  }
+}
+/* eslint-enable no-console */
+
+const filesToProcess = process.argv.length > 2 ? process.argv.slice(2) : await getAllFiles();
+await addCopyright(filesToProcess);