upgrade to Spring Boot 4, add webauthn support, some cleanup

borrow/src/main/java/de/bstly/we/borrow/businesslogic/BorrowItemManager.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.businesslogic;
 
 import java.util.Iterator;

borrow/src/main/java/de/bstly/we/borrow/businesslogic/BorrowPermissions.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.businesslogic;
 
 /**

borrow/src/main/java/de/bstly/we/borrow/businesslogic/BorrowRequestManager.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.businesslogic;
 
 import java.text.ParseException;

borrow/src/main/java/de/bstly/we/borrow/controller/BorrowItemController.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.controller;
 
 import java.util.Optional;
@@ -100,7 +97,7 @@ public class BorrowItemController extends BaseController {
 	 */
 	@PreAuthorize("isAuthenticated()")
 	@GetMapping("/{id}")
-	public BorrowItem getBorrowItem(@PathVariable("id") Long id) {
+	public BorrowItem getBorrowItem(@PathVariable Long id) {
 		if (!permissionManager.hasPermission(getCurrentUserId(), BorrowPermissions.BORROW_REQUESTS)
 				|| !permissionManager.isFullUser(getCurrentUserId())) {
 			throw new EntityResponseStatusException(HttpStatus.FORBIDDEN);
@@ -109,7 +106,7 @@ public class BorrowItemController extends BaseController {
 		BorrowItem borrowItem = borrowItemManager.get(id);
 
 		if (borrowItem == null) {
-			throw new EntityResponseStatusException(HttpStatus.UNPROCESSABLE_ENTITY);
+			throw new EntityResponseStatusException(HttpStatus.CONFLICT);
 		}
 
 		if (!borrowItem.getOwner().equals(getCurrentUserId())) {
@@ -166,7 +163,7 @@ public class BorrowItemController extends BaseController {
 	 */
 	@PreAuthorize("isAuthenticated()")
 	@DeleteMapping("/{id}")
-	public void deleteBorrowItem(@PathVariable("id") Long id) {
+	public void deleteBorrowItem(@PathVariable Long id) {
 		BorrowItem borrowItem = borrowItemManager.get(id);
 		if (borrowItem == null || !borrowItem.getOwner().equals(getCurrentUserId())) {
 			throw new EntityResponseStatusException(HttpStatus.FORBIDDEN);

borrow/src/main/java/de/bstly/we/borrow/controller/BorrowRequestController.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.controller;
 
 import java.text.ParseException;
@@ -163,7 +160,7 @@ public class BorrowRequestController extends BaseController {
 	 */
 	@PreAuthorize("isAuthenticated()")
 	@DeleteMapping("/{id}")
-	public void deleteBorrowRequest(@PathVariable("id") Long id) {
+	public void deleteBorrowRequest(@PathVariable Long id) {
 		BorrowRequest borrowRequest = borrowRequestManager.get(id);
 		if (borrowRequest == null || !borrowRequest.getUser().equals(getCurrentUserId())) {
 			throw new EntityResponseStatusException(HttpStatus.FORBIDDEN);
@@ -212,14 +209,14 @@ public class BorrowRequestController extends BaseController {
 	 */
 	@PreAuthorize("isAuthenticated()")
 	@GetMapping("/code/{id}")
-	public String getCode(@PathVariable("id") Long id, HttpServletRequest request) {
+	public String getCode(@PathVariable Long id, HttpServletRequest request) {
 		BorrowRequest borrowRequest = borrowRequestManager.get(id);
 		if (borrowRequest == null || !borrowRequest.getUser().equals(getCurrentUserId())) {
 			throw new EntityResponseStatusException(HttpStatus.FORBIDDEN);
 		}
 
 		if (!borrowRequest.getStatus().equals(BorrowRequestStatus.ACCEPTED)) {
-			throw new EntityResponseStatusException(HttpStatus.UNPROCESSABLE_ENTITY);
+			throw new EntityResponseStatusException(HttpStatus.CONFLICT);
 		}
 
 		String issuer = jwtBorrowIssuer;

borrow/src/main/java/de/bstly/we/borrow/controller/validation/BorrowItemValidator.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.controller.validation;
 
 import org.apache.commons.validator.routines.EmailValidator;

borrow/src/main/java/de/bstly/we/borrow/controller/validation/BorrowJwtValidator.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.controller.validation;
 
 import java.text.ParseException;

borrow/src/main/java/de/bstly/we/borrow/controller/validation/BorrowRequestValidator.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.controller.validation;
 
 import java.time.Duration;

borrow/src/main/java/de/bstly/we/borrow/model/BorrowItem.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.model;
 
 import java.time.Duration;

borrow/src/main/java/de/bstly/we/borrow/model/BorrowItemAvailability.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.model;
 
 /**

borrow/src/main/java/de/bstly/we/borrow/model/BorrowItemManualSlot.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.model;
 
 import java.time.Instant;

borrow/src/main/java/de/bstly/we/borrow/model/BorrowItemPeriodSlot.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.model;
 
 import java.time.DayOfWeek;

borrow/src/main/java/de/bstly/we/borrow/model/BorrowItemSlot.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.model;
 
 import jakarta.persistence.Column;

borrow/src/main/java/de/bstly/we/borrow/model/BorrowRequest.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.model;
 
 import java.time.Instant;

borrow/src/main/java/de/bstly/we/borrow/model/BorrowRequestStatus.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.model;
 
 /**

borrow/src/main/java/de/bstly/we/borrow/repository/BorrowItemManualSlotRepository.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;

borrow/src/main/java/de/bstly/we/borrow/repository/BorrowItemPeriodSlotRepository.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;

borrow/src/main/java/de/bstly/we/borrow/repository/BorrowItemRepository.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;

borrow/src/main/java/de/bstly/we/borrow/repository/BorrowItemSlotRepository.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;

borrow/src/main/java/de/bstly/we/borrow/repository/BorrowRequestRepository.java

@@ -1,6 +1,3 @@
-/**
- * 
- */
 package de.bstly.we.borrow.repository;
 
 import org.springframework.data.domain.Page;