diff --git a/src/main/java/it/robfrank/linklift/Application.java b/src/main/java/it/robfrank/linklift/Application.java
index 951d108c..e100e0ca 100644
--- a/src/main/java/it/robfrank/linklift/Application.java
+++ b/src/main/java/it/robfrank/linklift/Application.java
@@ -2,12 +2,7 @@
 
 import com.arcadedb.remote.RemoteDatabase;
 import io.javalin.Javalin;
-import it.robfrank.linklift.adapter.in.web.AuthenticationController;
-import it.robfrank.linklift.adapter.in.web.CollectionController;
-import it.robfrank.linklift.adapter.in.web.GetContentController;
-import it.robfrank.linklift.adapter.in.web.GetRelatedLinksController;
-import it.robfrank.linklift.adapter.in.web.ListLinksController;
-import it.robfrank.linklift.adapter.in.web.NewLinkController;
+import it.robfrank.linklift.adapter.in.web.*;
 import it.robfrank.linklift.adapter.out.content.SimpleTextSummarizer;
 import it.robfrank.linklift.adapter.out.event.SimpleEventPublisher;
 import it.robfrank.linklift.adapter.out.http.HttpContentDownloader;
diff --git a/src/main/java/it/robfrank/linklift/adapter/out/persistence/ArcadeCollectionRepository.java b/src/main/java/it/robfrank/linklift/adapter/out/persistence/ArcadeCollectionRepository.java
index 1fa53868..7b13527d 100644
--- a/src/main/java/it/robfrank/linklift/adapter/out/persistence/ArcadeCollectionRepository.java
+++ b/src/main/java/it/robfrank/linklift/adapter/out/persistence/ArcadeCollectionRepository.java
@@ -1,14 +1,12 @@
 package it.robfrank.linklift.adapter.out.persistence;
 
+import com.arcadedb.database.Document;
 import com.arcadedb.exception.ArcadeDBException;
 import com.arcadedb.query.sql.executor.Result;
 import com.arcadedb.remote.RemoteDatabase;
 import it.robfrank.linklift.application.domain.exception.DatabaseException;
 import it.robfrank.linklift.application.domain.model.Collection;
 import it.robfrank.linklift.application.domain.model.Link;
-import java.time.LocalDateTime;
-import java.time.format.DateTimeFormatter;
-import java.time.temporal.ChronoUnit;
 import java.util.List;
 import java.util.Optional;
 import org.slf4j.Logger;
@@ -25,7 +23,7 @@ public ArcadeCollectionRepository(RemoteDatabase database) {
     this.linkMapper = new LinkMapper();
   }
 
-  private Collection toCollection(com.arcadedb.database.Document vertex) {
+  private Collection toCollection(Document vertex) {
     return new Collection(
       vertex.getString("id"),
       vertex.getString("name"),
diff --git a/src/main/java/it/robfrank/linklift/adapter/out/persistence/ArcadeLinkRepository.java b/src/main/java/it/robfrank/linklift/adapter/out/persistence/ArcadeLinkRepository.java
index f05bcdbe..216581d8 100644
--- a/src/main/java/it/robfrank/linklift/adapter/out/persistence/ArcadeLinkRepository.java
+++ b/src/main/java/it/robfrank/linklift/adapter/out/persistence/ArcadeLinkRepository.java
@@ -9,6 +9,7 @@
 import it.robfrank.linklift.application.domain.model.Link;
 import it.robfrank.linklift.application.domain.model.LinkPage;
 import it.robfrank.linklift.application.port.in.ListLinksQuery;
+import java.net.URI;
 import java.net.URISyntaxException;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
@@ -106,7 +107,7 @@ public Link saveLinkForUser(Link link, String userId) {
 
         // Extract domain and create BELONGS_TO_DOMAIN edge
         try {
-          String domainName = new java.net.URI(link.url()).getHost();
+          String domainName = new URI(link.url()).getHost();
           if (domainName != null) {
             if (domainName.startsWith("www.")) {
               domainName = domainName.substring(4);
@@ -125,7 +126,7 @@ public Link saveLinkForUser(Link link, String userId) {
           }
         } catch (URISyntaxException e) {
           // Log domain extraction errors instead of printing to stderr
-          logger.warn("Failed to extract domain from URL: {}", link.url(), e);
+          logger.error("Failed to extract domain from URL: {}", link.url(), e);
         }
       });
       return link;
diff --git a/src/main/java/it/robfrank/linklift/adapter/out/persistence/LinkPersistenceAdapter.java b/src/main/java/it/robfrank/linklift/adapter/out/persistence/LinkPersistenceAdapter.java
index 3462d541..2fa06f3a 100644
--- a/src/main/java/it/robfrank/linklift/adapter/out/persistence/LinkPersistenceAdapter.java
+++ b/src/main/java/it/robfrank/linklift/adapter/out/persistence/LinkPersistenceAdapter.java
@@ -6,6 +6,7 @@
 import it.robfrank.linklift.application.port.in.ListLinksQuery;
 import it.robfrank.linklift.application.port.out.LoadLinksPort;
 import it.robfrank.linklift.application.port.out.SaveLinkPort;
+import java.util.List;
 import java.util.Optional;
 
 public class LinkPersistenceAdapter implements SaveLinkPort, LoadLinksPort {
@@ -86,7 +87,7 @@ public void transferLinkOwnership(String linkId, String fromUserId, String toUse
   }
 
   @Override
-  public java.util.List<Link> getRelatedLinks(String linkId, String userId) {
+  public List<Link> getRelatedLinks(String linkId, String userId) {
     return linkRepository.getRelatedLinks(linkId, userId);
   }
 }
diff --git a/src/main/java/it/robfrank/linklift/application/port/out/LoadLinksPort.java b/src/main/java/it/robfrank/linklift/application/port/out/LoadLinksPort.java
index 2028fd7c..e72f82ce 100644
--- a/src/main/java/it/robfrank/linklift/application/port/out/LoadLinksPort.java
+++ b/src/main/java/it/robfrank/linklift/application/port/out/LoadLinksPort.java
@@ -1,10 +1,12 @@
 package it.robfrank.linklift.application.port.out;
 
+import it.robfrank.linklift.application.domain.model.Link;
 import it.robfrank.linklift.application.domain.model.LinkPage;
 import it.robfrank.linklift.application.port.in.ListLinksQuery;
+import java.util.List;
 
 public interface LoadLinksPort {
   LinkPage loadLinks(ListLinksQuery query);
 
-  java.util.List<it.robfrank.linklift.application.domain.model.Link> getRelatedLinks(String linkId, String userId);
+  List<Link> getRelatedLinks(String linkId, String userId);
 }
diff --git a/src/main/java/it/robfrank/linklift/config/WebBuilder.java b/src/main/java/it/robfrank/linklift/config/WebBuilder.java
index cef9df7a..84b392cb 100644
--- a/src/main/java/it/robfrank/linklift/config/WebBuilder.java
+++ b/src/main/java/it/robfrank/linklift/config/WebBuilder.java
@@ -3,10 +3,7 @@
 import static io.javalin.apibuilder.ApiBuilder.get;
 
 import io.javalin.Javalin;
-import it.robfrank.linklift.adapter.in.web.AuthenticationController;
-import it.robfrank.linklift.adapter.in.web.GetContentController;
-import it.robfrank.linklift.adapter.in.web.ListLinksController;
-import it.robfrank.linklift.adapter.in.web.NewLinkController;
+import it.robfrank.linklift.adapter.in.web.*;
 import it.robfrank.linklift.adapter.in.web.error.GlobalExceptionHandler;
 import it.robfrank.linklift.adapter.in.web.security.JwtAuthenticationHandler;
 import it.robfrank.linklift.adapter.in.web.security.RequireAuthentication;
@@ -79,7 +76,7 @@ public WebBuilder withGetContentController(GetContentController getContentContro
     return this;
   }
 
-  public WebBuilder withCollectionController(it.robfrank.linklift.adapter.in.web.CollectionController collectionController) {
+  public WebBuilder withCollectionController(CollectionController collectionController) {
     // Shared authentication for all /api/v1/collections endpoints
     app.before("/api/v1/collections", requireAuthentication);
     app.before("/api/v1/collections/{id}", requireAuthentication);
@@ -111,7 +108,7 @@ public WebBuilder withCollectionController(it.robfrank.linklift.adapter.in.web.C
     return this;
   }
 
-  public WebBuilder withGetRelatedLinksController(it.robfrank.linklift.adapter.in.web.GetRelatedLinksController getRelatedLinksController) {
+  public WebBuilder withGetRelatedLinksController(GetRelatedLinksController getRelatedLinksController) {
     app.before("/api/v1/links/{linkId}/related", requireAuthentication);
     app.before("/api/v1/links/{linkId}/related", RequirePermission.any(authorizationService, Role.Permissions.READ_OWN_LINKS));
     app.get("/api/v1/links/{linkId}/related", getRelatedLinksController::getRelatedLinks);