initial commit. phase 1 complete

frontend/node_modules/jose/dist/node/esm/runtime/sign.js

@@ -0,0 +1,23 @@
+import * as crypto from 'crypto';
+import { promisify } from 'util';
+import nodeDigest from './dsa_digest.js';
+import hmacDigest from './hmac_digest.js';
+import nodeKey from './node_key.js';
+import getSignKey from './get_sign_verify_key.js';
+let oneShotSign;
+if (crypto.sign.length > 3) {
+    oneShotSign = promisify(crypto.sign);
+}
+else {
+    oneShotSign = crypto.sign;
+}
+const sign = async (alg, key, data) => {
+    const keyObject = getSignKey(alg, key, 'sign');
+    if (alg.startsWith('HS')) {
+        const hmac = crypto.createHmac(hmacDigest(alg), keyObject);
+        hmac.update(data);
+        return hmac.digest();
+    }
+    return oneShotSign(nodeDigest(alg), data, nodeKey(alg, keyObject));
+};
+export default sign;