1 files changed, 25 insertions, 0 deletions
diff --git a/generate_key.ts b/generate_key.ts
new file mode 100644
index 0000000..f241f6e
--- /dev/null
+++ b/generate_key.ts
@@ -0,0 +1,25 @@
+import { crypto } from "https://deno.land/std@0.140.0/crypto/mod.ts";
+
+const generateKey = async () => {
+  try {
+    // 32バイトのHMACキーを生成
+    const key = await crypto.subtle.generateKey(
+      { name: "HMAC", hash: "SHA-512" },
+      true,
+      ["sign", "verify"]
+    );
+
+    // キーをエクスポート
+    const exportedKey = await crypto.subtle.exportKey("raw", key);
+    const keyUint8Array = new Uint8Array(exportedKey);
+
+    // キーをファイルに保存
+    await Deno.writeFile("secret.key", keyUint8Array);
+    console.log("Secret key generated and saved to 'secret.key'.");
+  } catch (error) {
+    console.error("Error generating or saving key:", error);
+  }
+};
+
+await generateKey();
+