保存进度！

code/后端/desktop_archievement_backend/pom.xml

@@ -11,8 +11,8 @@
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <maven.compiler.source>20</maven.compiler.source>
-    <maven.compiler.target>20</maven.compiler.target>
+    <maven.compiler.source>17</maven.compiler.source>
+    <maven.compiler.target>17</maven.compiler.target>
     <spring.version>5.3.24</spring.version>
   </properties>
 
@@ -102,6 +102,16 @@
           <skipTests>true</skipTests>
         </configuration>
       </plugin>
+       <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-compiler-plugin</artifactId>
+            <version>3.8.1</version>
+            <configuration>
+                <source>17</source>
+                <target>17</target>
+                <encoding>UTF-8</encoding>
+            </configuration>
+        </plugin>
     </plugins>
   </build>
 </project>