feat(source): 为 ConfigurationWrapper 添加 getSource() 方法以获取源实现内容。

BREAKING-CHANGE: ConfigurationWrapper 更改为泛型类，并新增 “getSource” 方法需要实现。

impl/sql/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <artifactId>easyconfiguration-parent</artifactId>
         <groupId>cc.carm.lib</groupId>
-        <version>3.1.0</version>
+        <version>3.2.0</version>
         <relativePath>../../pom.xml</relativePath>
     </parent>
     <modelVersion>4.0.0</modelVersion>

impl/sql/src/main/java/cc/carm/lib/configuration/sql/SQLSectionWrapper.java

@@ -8,7 +8,12 @@ import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
-public class SQLSectionWrapper implements ConfigurationWrapper {
+public class SQLSectionWrapper implements ConfigurationWrapper<Map<String, Object>> {
+
+    @Override
+    public @NotNull Map<String, Object> getSource() {
+        return null;
+    }
 
     @Override
     public @NotNull Set<String> getKeys(boolean deep) {