input view refactoring

build.gradle

@@ -10,7 +10,7 @@ version = '0.0.1-SNAPSHOT'
 
 java {
     toolchain {
-        languageVersion = JavaLanguageVersion.of(17)
+        languageVersion = JavaLanguageVersion.of(21)
     }
 }
 
@@ -22,6 +22,7 @@ configurations {
 
 repositories {
     mavenCentral()
+    maven { url 'https://maven.vaadin.com/vaadin-addons' }
 }
 
 ext {
@@ -32,6 +33,7 @@ dependencies {
     implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
     implementation 'org.springframework.boot:spring-boot-starter-security'
     implementation 'com.vaadin:vaadin-spring-boot-starter'
+    implementation("org.vaadin.crudui:crudui:7.2.0")
 
     runtimeOnly 'com.mysql:mysql-connector-j:8.3.0'