dependencies（gradleはbuild.gradle）

dependencies {

implementation 'org.springframework.boot:spring-boot-starter-data-jpa'

implementation 'org.springframework.boot:spring-boot-starter-security'

implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'

implementation 'org.springframework.boot:spring-boot-starter-validation'

implementation 'org.springframework.boot:spring-boot-starter-web'

implementation 'org.thymeleaf.extras:thymeleaf-extras-springsecurity6'

compileOnly 'org.projectlombok:lombok'

developmentOnly 'org.springframework.boot:spring-boot-devtools'

runtimeOnly 'com.oracle.database.jdbc:ojdbc11'

annotationProcessor 'org.projectlombok:lombok'

testImplementation 'org.springframework.boot:spring-boot-starter-test'

testImplementation 'org.springframework.security:spring-security-test'

testRuntimeOnly 'org.junit.platform:junit-platform-launcher'

}

データベース

runtimeOnly 'com.oracle.database.jdbc:ojdbc11'

または

runtimeOnly 'org.postgresql:postgresql'

手動で追加

implementation 'org.webjars:jquery:3.7.0'

implementation 'org.webjars:bootstrap:5.3.1'

implementation 'org.webjars:webjars-locator:0.40'

要調査 webjars-locator-core