Increase deprecation levels (#393)

Author: devcrocod

kotlin-sdk-client/src/commonMain/kotlin/io/modelcontextprotocol/kotlin/sdk/client/SSEClientTransport.kt

@@ -33,7 +33,7 @@ import kotlin.concurrent.atomics.AtomicBoolean
 import kotlin.concurrent.atomics.ExperimentalAtomicApi
 import kotlin.time.Duration
 
-@Deprecated("Use SseClientTransport instead", ReplaceWith("SseClientTransport"), DeprecationLevel.WARNING)
+@Deprecated("Use SseClientTransport instead", ReplaceWith("SseClientTransport"), DeprecationLevel.ERROR)
 public typealias SSEClientTransport = SseClientTransport
 
 /**

kotlin-sdk-server/api/kotlin-sdk-server.api

@@ -1,5 +1,4 @@
 public final class io/modelcontextprotocol/kotlin/sdk/server/KtorServerKt {
-	public static final fun MCP (Lio/ktor/server/application/Application;Lkotlin/jvm/functions/Function1;)V
 	public static final fun mcp (Lio/ktor/server/application/Application;Lkotlin/jvm/functions/Function1;)V
 	public static final fun mcp (Lio/ktor/server/routing/Routing;Ljava/lang/String;Lkotlin/jvm/functions/Function1;)V
 	public static final fun mcp (Lio/ktor/server/routing/Routing;Lkotlin/jvm/functions/Function1;)V

kotlin-sdk-server/src/commonMain/kotlin/io/modelcontextprotocol/kotlin/sdk/server/KtorServer.kt

@@ -60,12 +60,6 @@ public fun Routing.mcp(block: ServerSSESession.() -> Server) {
     }
 }
 
-@Suppress("FunctionName")
-@Deprecated("Use mcp() instead", ReplaceWith("mcp(block)"), DeprecationLevel.ERROR)
-public fun Application.MCP(block: ServerSSESession.() -> Server) {
-    mcp(block)
-}
-
 @KtorDsl
 public fun Application.mcp(block: ServerSSESession.() -> Server) {
     install(SSE)

kotlin-sdk-server/src/commonMain/kotlin/io/modelcontextprotocol/kotlin/sdk/server/SSEServerTransport.kt

@@ -21,7 +21,7 @@ import kotlin.uuid.Uuid
 
 internal const val SESSION_ID_PARAM = "sessionId"
 
-@Deprecated("Use SseServerTransport instead", ReplaceWith("SseServerTransport"), DeprecationLevel.WARNING)
+@Deprecated("Use SseServerTransport instead", ReplaceWith("SseServerTransport"), DeprecationLevel.ERROR)
 public typealias SSEServerTransport = SseServerTransport
 
 /**

samples/kotlin-mcp-server/src/main/kotlin/io/modelcontextprotocol/sample/server/server.kt

@@ -116,7 +116,7 @@ fun runSseMcpServerWithPlainConfiguration(port: Int, wait: Boolean = true) {
         routing {
             sse("/sse") {
                 val transport = SseServerTransport("/message", this)
-                val serverSession = server.connect(transport)
+                val serverSession = server.createSession(transport)
                 serverSessions[transport.sessionId] = serverSession
 
                 serverSession.onClose {
@@ -197,7 +197,7 @@ fun runMcpServerUsingStdio() {
     )
 
     runBlocking {
-        server.connect(transport)
+        server.createSession(transport)
         val done = Job()
         server.onClose {
             done.complete()

samples/weather-stdio-server/src/main/kotlin/io/modelcontextprotocol/sample/server/McpWeatherServer.kt

@@ -129,7 +129,7 @@ fun runMcpServer() {
     )
 
     runBlocking {
-        val session = server.connect(transport)
+        val session = server.createSession(transport)
         val done = Job()
         session.onClose {
             done.complete()