pom.xml
@@ -197,7 +197,21 @@ <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-websocket</artifactId> </dependency> <dependency> <groupId>io.socket</groupId> <artifactId>engine.io-client</artifactId> <version>2.1.0</version> </dependency> <dependency> <groupId>org.json</groupId> <artifactId>json</artifactId> <version>20090211</version> </dependency> <dependency> <groupId>com.google.code.gson</groupId> <artifactId>gson</artifactId> <version>2.8.8</version> </dependency> </dependencies>