initialize: return JETLS version in serverInfo

Use JETLS_VERSION in the initialize response's serverInfo field instead
of the hardcoded "0.0.0". The client now logs the server version when
the connection is established.

Written by Claude

Author: aviatesk

jetls-client/jetls-client.ts

@@ -474,7 +474,15 @@ async function startLanguageServer() {
     .start()
     .then(() => {
       statusBarItem.hide();
-      outputChannel.appendLine("[jetls-client] JETLS is ready!");
+
+      const serverInfo = languageClient.initializeResult?.serverInfo;
+      if (serverInfo) {
+        outputChannel.appendLine(
+          `[jetls-client] JETLS is ready! (${serverInfo.name} [version: ${serverInfo.version ?? "unknown"}])`,
+        );
+      } else {
+        outputChannel.appendLine("[jetls-client] JETLS is ready!");
+      }
 
       // Register handler for workspace/configuration requests after client starts
       languageClient.onRequest(

src/initialize.jl

@@ -212,7 +212,7 @@ function handle_InitializeRequest(
         ),
         serverInfo = (;
             name = "JETLS",
-            version = "0.0.0"))
+            version = JETLS_VERSION))
 
     process_id = init_params.processId
     if !isnothing(process_id)