Basic SSE infrastructure

server/build.gradle.kts

@@ -35,6 +35,7 @@ dependencies {
     implementation(libs.ktor.server.call.logging)
     implementation(libs.ktor.server.cors)
     implementation(libs.ktor.server.status.pages)
+    implementation(libs.ktor.server.sse)
 
     implementation(libs.ktor.serialization.kotlinx.json)