Add Sign in with Apple sorta

scripts/generate_apple_secret.js

@@ -0,0 +1,48 @@
+const fs = require('fs');
+const path = require('path');
+const jwt = require('jsonwebtoken');
+const dotenv = require('dotenv');
+
+// Load environment variables from .env file
+dotenv.config();
+
+const generateAppleSecret = (config) => {
+  const { teamId, clientId, keyId, privateKeyPath } = config;
+  const privateKey = fs.readFileSync(privateKeyPath).toString();
+  const now = Math.floor(Date.now() / 1000);
+  const payload = {
+    iss: teamId,
+    iat: now,
+    exp: now + 86400 * 180, // 180 days
+    aud: 'https://appleid.apple.com',
+    sub: clientId,
+  };
+  const headers = {
+    alg: 'ES256',
+    kid: keyId,
+  };
+  return jwt.sign(payload, privateKey, { algorithm: 'ES256', header: headers });
+};
+
+const config = {
+  teamId: process.env.APPLE_TEAM_ID || '',
+  clientId: process.env.AUTH_APPLE_ID || '',
+  keyId: process.env.APPLE_KEY_ID || '',
+  privateKeyPath: path.resolve(
+    __dirname,
+    process.env.APPLE_PRIVATE_KEY_PATH || '',
+  ),
+};
+
+if (
+  !config.teamId ||
+  !config.clientId ||
+  !config.keyId ||
+  !config.privateKeyPath
+) {
+  console.error('Missing necessary Apple configuration');
+  process.exit(1);
+}
+
+const appleSecret = generateAppleSecret(config);
+console.log(`Your Apple Secret:\n\n${appleSecret}\n`);