Move to package com.backend.unifier.title (remove service suffix), add list endpoint

pom.xml

@@ -90,6 +90,10 @@
             <groupId>io.quarkus</groupId>
             <artifactId>quarkus-smallrye-health</artifactId>
         </dependency>
+        <dependency>
+            <groupId>io.quarkus</groupId>
+            <artifactId>quarkus-redis-client</artifactId>
+        </dependency>
         <dependency>
             <groupId>io.quarkus</groupId>
             <artifactId>quarkus-junit</artifactId>