将版本进行升级，并且添加新的 数据库驱动库

pom.xml

@@ -41,6 +41,11 @@
         </dependency>
 
         <!-- DATABASE AND HIBERNATE -->
+        <dependency>
+            <groupId>org.mariadb.jdbc</groupId>
+            <artifactId>mariadb-java-client</artifactId>
+            <version>3.0.8</version>
+        </dependency>
         <dependency>
             <groupId>com.h2database</groupId>
             <artifactId>h2</artifactId>
@@ -48,6 +53,12 @@
             <version>2.1.214</version>
         </dependency>
 
+        <!-- UTILITIES -->
+        <dependency>
+            <groupId>com.google.guava</groupId>
+            <artifactId>guava</artifactId>
+            <version>31.1-jre</version>
+        </dependency>
         <dependency>
             <groupId>io.jsonwebtoken</groupId>
             <artifactId>jjwt</artifactId>