chore: fix minor errors and dep updates

Author: sureshg

backend/jvm/src/main/kotlin/dev/suresh/plugins/Http.kt

@@ -11,7 +11,6 @@ import io.ktor.server.plugins.autohead.*
 import io.ktor.server.plugins.callid.*
 import io.ktor.server.plugins.calllogging.*
 import io.ktor.server.plugins.compression.*
-import io.ktor.server.plugins.conditionalheaders.*
 import io.ktor.server.plugins.contentnegotiation.*
 import io.ktor.server.plugins.cors.routing.*
 import io.ktor.server.plugins.defaultheaders.*
@@ -25,7 +24,8 @@ import io.ktor.server.routing.*
 import io.ktor.server.sessions.*
 import io.ktor.server.sse.*
 import io.ktor.server.websocket.*
-import kotlin.concurrent.atomics.*
+import kotlin.concurrent.atomics.AtomicLong
+import kotlin.concurrent.atomics.incrementAndFetch
 import kotlin.time.Duration
 import kotlin.time.Duration.Companion.seconds
 import org.slf4j.event.Level
@@ -68,15 +68,15 @@ fun Application.configureHTTP() {
     allowCredentials = true
   }
 
-  install(ConditionalHeaders) {
-    //  version { call, outgoingContent ->
-    //    when (outgoingContent.contentType?.withoutParameters()) {
-    //      ContentType.Text.CSS ->
-    //          listOf(EntityTagVersion("abc123"), LastModifiedVersion(GMTDate(123)))
-    //      else -> emptyList()
-    //    }
-    //  }
-  }
+  // install(ConditionalHeaders) {
+  //  version { call, outgoingContent ->
+  //    when (outgoingContent.contentType?.withoutParameters()) {
+  //      ContentType.Text.CSS ->
+  //          listOf(EntityTagVersion("abc123"), LastModifiedVersion(GMTDate(123)))
+  //      else -> emptyList()
+  //    }
+  //  }
+  // }
 
   install(Sessions) {
     cookie<CookieSession>("SESSION") {