add other format for vector

rag-service/pom.xml

@@ -137,6 +137,10 @@
 			<groupId>org.springframework.kafka</groupId>
 			<artifactId>spring-kafka</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.ai</groupId>
+			<artifactId>spring-ai-tika-document-reader</artifactId>
+		</dependency>
 	</dependencies>
 	<dependencyManagement>
 		<dependencies>