feat: support publish to mvn center

README.md

@@ -0,0 +1,12 @@
+#说明
+本项目fork自`https://github.com/ZZMarquis/gmhelper`
+和`https://github.com/FISCO-BCOS/paillier-lib`
+编译报错时需配置gradle.properties文件
+
+```bash
+NEXUS_USERNAME=_your_name_
+NEXUS_PASSWORD=_your_passowrd_
+signing.keyId=_your_own_key_id_
+signing.password=_keyid_passowrd_
+signing.secretKeyRingFile=/path/to/the/key.pgp
+```