添加一个空的配置文件，方便开发者直接在这上面编辑

uni_modules/uni-config-center/uniCloud/cloudfunctions/common/uni-config-center/uni-id/config.json

+{
+	"passwordSecret": "passwordSecret-demo",
+	"tokenSecret": "tokenSecret-demo",
+	"tokenExpiresIn": 7200,
+	"tokenExpiresThreshold": 600,
+	"passwordErrorLimit": 6,
+	"bindTokenToDevice": true,
+	"passwordErrorRetryTime": 3600,
+	"autoSetInviteCode": false,
+	"forceInviteCode": false,
+	"app-plus": {
+		"tokenExpiresIn": 2592000,
+		"oauth": {
+			"weixin": {
+				"appid": "",
+				"appsecret": ""
+			},
+			"apple": {
+				"bundleId": ""
+			}
+		}
+	},
+	"mp-weixin": {
+		"oauth": {
+			"weixin": {
+				"appid": "",
+				"appsecret": ""
+			}
+		}
+	},
+	"mp-alipay": {
+		"oauth": {
+			"alipay": {
+				"appid": "alipay appid",
+				"privateKey": "alipay privateKey"
+			}
+		}
+	},
+	"service": {
+		"sms": {
+			"name": "DCloud",
+			"codeExpiresIn": 300,
+			"smsKey": "",
+			"smsSecret": ""
+		},
+		"univerify": {
+			"appid": "",
+			"apiKey": "",
+			"apiSecret": ""
+		}
+	}
+}