[serde-*] Make data readers and writers AutoCloseable

tweed5-serde-jackson/src/main/java/de/siphalor/tweed5/data/jackson/JacksonReader.java

@@ -256,6 +256,11 @@ public class JacksonReader implements TweedDataReader {
 		};
 	}
 
+	@Override
+	public void close() throws Exception {
+		parser.close();
+	}
+
 	private enum Context {
 		VALUE,
 		LIST,

tweed5-serde-jackson/src/main/java/de/siphalor/tweed5/data/jackson/JacksonWriter.java

@@ -3,6 +3,7 @@ package de.siphalor.tweed5.data.jackson;
 import com.fasterxml.jackson.core.JsonGenerator;
 import de.siphalor.tweed5.dataapi.api.TweedDataVisitor;
 import de.siphalor.tweed5.dataapi.api.TweedDataWriteException;
+import de.siphalor.tweed5.dataapi.api.TweedDataWriter;
 import de.siphalor.tweed5.dataapi.api.decoration.TweedDataCommentDecoration;
 import de.siphalor.tweed5.dataapi.api.decoration.TweedDataDecoration;
 import org.jspecify.annotations.Nullable;
@@ -11,7 +12,7 @@ import java.io.IOException;
 import java.util.ArrayDeque;
 import java.util.Deque;
 
-public class JacksonWriter implements TweedDataVisitor {
+public class JacksonWriter implements TweedDataWriter {
 	private final JsonGenerator generator;
 	private final CommentWriteMode commentWriteMode;
 
@@ -198,6 +199,11 @@ public class JacksonWriter implements TweedDataVisitor {
 		}
 	}
 
+	@Override
+	public void close() throws Exception {
+		generator.close();
+	}
+
 	private void afterValueVisited() {
 		if (contextStack.peek() == Context.VALUE) {
 			contextStack.pop();