Delete unused code

Author: calvinlfer

build.sbt

@@ -14,7 +14,10 @@ inThisBuild {
           ScalacOptions.unchecked,
           ScalacOptions.deprecation,
           ScalacOptions.warnValueDiscard,
+          ScalacOptions.warnUnusedImports,
           ScalacOptions.warnDeadCode,
+          ScalacOptions.warnUnusedImplicits,
+          ScalacOptions.warnUnusedExplicits,
           ScalacOptions.release("17"),
           ScalacOptions.privateKindProjector
         )

src/main/scala/io/kaizensolutions/jsonschema/JsonSchemaSerializer.scala

@@ -9,12 +9,9 @@ import io.confluent.kafka.schemaregistry.client.SchemaRegistryClient
 import io.confluent.kafka.schemaregistry.json.{JsonSchema, JsonSchemaUtils}
 import io.confluent.kafka.serializers.json.KafkaJsonSchemaSerializer
 import sttp.apispec.circe.*
-import sttp.apispec.{ExampleSingleValue, SchemaType}
 import sttp.tapir.docs.apispec.schema.*
 import sttp.tapir.json.pickler.Pickler
 
-import scala.jdk.CollectionConverters.*
-
 private[jsonschema] object JsonSchemaSerializer:
   def create[F[_], A](
     isKey: Boolean,

src/main/scala/io/kaizensolutions/jsonschema/JsonSchemaSerializerSettings.scala

@@ -2,7 +2,6 @@ package io.kaizensolutions.jsonschema
 import cats.effect.{Resource, Sync}
 import com.fasterxml.jackson.databind.ObjectMapper
 import fs2.kafka.*
-import io.circe.generic.auto
 import io.confluent.kafka.schemaregistry.SchemaProvider
 import io.confluent.kafka.schemaregistry.client.{CachedSchemaRegistryClient, SchemaRegistryClient}
 import io.confluent.kafka.schemaregistry.json.{JsonSchemaProvider, SpecificationVersion}

src/test/scala/io/kaizensolutions/jsonschema/JsonSchemaSerDesSpec.scala

@@ -4,18 +4,15 @@ import cats.effect.*
 import cats.syntax.all.*
 import fs2.Stream
 import fs2.kafka.*
-import io.confluent.kafka.schemaregistry.client.rest.exceptions.RestClientException
 import io.confluent.kafka.schemaregistry.client.{CachedSchemaRegistryClient, SchemaRegistryClient}
 import io.confluent.kafka.schemaregistry.json.JsonSchemaProvider
 import io.confluent.kafka.schemaregistry.{CompatibilityLevel, SchemaProvider}
 import io.github.embeddedkafka.schemaregistry.*
 import org.apache.kafka.common.errors.{InvalidConfigurationException, SerializationException as UnderlyingSerializationException}
-import sttp.tapir.Schema.annotations.*
 import sttp.tapir.json.pickler.Pickler
 import weaver.*
 
-import java.io.File
-import scala.concurrent.duration.DurationInt
+import scala.concurrent.duration.*
 import scala.jdk.CollectionConverters.*
 
 object JsonSchemaSerdesSpec extends IOSuite: