Update Node

- add error handing for
  - foreign key constraint
  - unique constraint
- Update nodes database

src/main/kotlin/ltd/hlaeja/controller/NodeController.kt

@@ -4,8 +4,10 @@ import ltd.hlaeja.library.deviceRegistry.Node
 import ltd.hlaeja.service.NodeService
 import ltd.hlaeja.util.toEntity
 import ltd.hlaeja.util.toNodeResponse
+import org.springframework.http.HttpStatus.CREATED
 import org.springframework.web.bind.annotation.PostMapping
 import org.springframework.web.bind.annotation.RequestBody
+import org.springframework.web.bind.annotation.ResponseStatus
 import org.springframework.web.bind.annotation.RestController
 
 @RestController
@@ -14,6 +16,7 @@ class NodeController(
 ) {
 
     @PostMapping("/node")
+    @ResponseStatus(CREATED)
     suspend fun addNode(
         @RequestBody request: Node.Request,
     ): Node.Response = nodeService.addNode(request.toEntity()).toNodeResponse()

src/main/kotlin/ltd/hlaeja/service/NodeService.kt

@@ -4,6 +4,8 @@ import io.github.oshai.kotlinlogging.KotlinLogging
 import java.util.UUID
 import ltd.hlaeja.entity.NodeEntity
 import ltd.hlaeja.repository.NodeRepository
+import org.springframework.dao.DataIntegrityViolationException
+import org.springframework.http.HttpStatus.BAD_REQUEST
 import org.springframework.http.HttpStatus.NOT_FOUND
 import org.springframework.stereotype.Service
 import org.springframework.web.server.ResponseStatusException
@@ -17,8 +19,11 @@ class NodeService(
 
     suspend fun addNode(
         node: NodeEntity,
-    ): NodeEntity = nodeRepository.save(node)
-        .also { log.debug { "Added node ${it.id}" } }
+    ): NodeEntity = try {
+        nodeRepository.save(node).also { log.debug { "Added node ${it.id}" } }
+    } catch (exception: DataIntegrityViolationException) {
+        throw ResponseStatusException(BAD_REQUEST, null, exception)
+    }
 
     suspend fun getNodeFromDevice(
         device: UUID,