Add new ktor preview instrumentation (#3243)

Author: trask

agent/agent-tooling/src/main/java/com/microsoft/applicationinsights/agent/internal/configuration/Configuration.java

@@ -477,6 +477,8 @@ public static class PreviewInstrumentation {
 
     public DisabledByDefaultInstrumentation apacheCamel = new DisabledByDefaultInstrumentation();
 
+    public DisabledByDefaultInstrumentation ktor = new DisabledByDefaultInstrumentation();
+
     // this is just here to detect if using this old setting in order to give a helpful message
     @Deprecated
     public DisabledByDefaultInstrumentation azureSdk = new DisabledByDefaultInstrumentation();

agent/agent-tooling/src/main/java/com/microsoft/applicationinsights/agent/internal/init/AiConfigCustomizer.java

@@ -282,6 +282,9 @@ private static void enableInstrumentations(
     if (config.preview.instrumentation.vertx.enabled) {
       properties.put("otel.instrumentation.vertx.enabled", "true");
     }
+    if (config.preview.instrumentation.ktor.enabled) {
+      properties.put("otel.instrumentation.ktor.enabled", "true");
+    }
     if (config.preview.instrumentation.jaxrsAnnotations.enabled) {
       properties.put("otel.instrumentation.jaxrs-1.0.enabled", "true");
       properties.put("otel.instrumentation.jaxrs-annotations.enabled", "true");