Installed Spring boot and created backend structure

.gradle/7.3.3/checksums/checksums.lock

.../7.3.3/dependencies-accessors/dependencies-accessors.lock

.gradle/7.3.3/executionHistory/executionHistory.bin

.gradle/7.3.3/executionHistory/executionHistory.lock

.gradle/7.3.3/fileHashes/fileHashes.bin

.gradle/7.3.3/fileHashes/fileHashes.lock

.gradle/7.3.3/fileHashes/resourceHashesCache.bin

.gradle/buildOutputCleanup/buildOutputCleanup.lock

.gradle/buildOutputCleanup/outputFiles.bin

.gradle/file-system.probe

...sses/kotlin/main/net/codebot/application/FolderView.class

...ld/classes/kotlin/main/net/codebot/application/Main.class

...leKotlin/cacheable/caches-jvm/inputs/source-to-output.tab

...acheable/caches-jvm/inputs/source-to-output.tab.keystream

...able/caches-jvm/inputs/source-to-output.tab.keystream.len

...tlin/cacheable/caches-jvm/inputs/source-to-output.tab.len

...acheable/caches-jvm/inputs/source-to-output.tab.values.at

...Kotlin/cacheable/caches-jvm/inputs/source-to-output.tab_i

...tlin/cacheable/caches-jvm/jvm/kotlin/class-attributes.tab

...able/caches-jvm/jvm/kotlin/class-attributes.tab.keystream