feat: validation logic added

Author: =

src/main/kotlin/com/example/plugin/Database.kt

@@ -1,4 +1,4 @@
-package com.example.plugins
+package com.example.plugin
 
 import com.example.service.DatabaseModule
 

src/main/kotlin/com/example/plugin/Routing.kt

@@ -1,4 +1,4 @@
-package com.example.plugins
+package com.example.plugin
 
 import com.example.fake.foodDtos
 import com.example.route.userRoute

src/main/kotlin/com/example/plugin/Serialization.kt

@@ -1,10 +1,8 @@
-package com.example.plugins
+package com.example.plugin
 
 import io.ktor.serialization.kotlinx.json.*
 import io.ktor.server.application.*
 import io.ktor.server.plugins.contentnegotiation.*
-import io.ktor.server.response.*
-import io.ktor.server.routing.*
 
 fun Application.configureSerialization() {
     install(ContentNegotiation) {

src/main/kotlin/com/example/plugin/StatusPages.kt

@@ -0,0 +1,15 @@
+package com.example.plugin
+
+import io.ktor.http.*
+import io.ktor.server.application.*
+import io.ktor.server.plugins.requestvalidation.*
+import io.ktor.server.plugins.statuspages.*
+import io.ktor.server.response.*
+
+fun Application.configureStatusPages() {
+    install(StatusPages) {
+        exception<RequestValidationException> { call, cause ->
+            call.respond(HttpStatusCode.BadRequest, cause.reasons.joinToString())
+        }
+    }
+}

src/main/kotlin/com/example/plugin/Validation.kt

@@ -0,0 +1,11 @@
+package com.example.plugin
+
+import com.example.validation.userValidation
+import io.ktor.server.application.*
+import io.ktor.server.plugins.requestvalidation.*
+
+fun Application.configureValidation() {
+    install(RequestValidation) {
+        userValidation()
+    }
+}