🤖 fix: reduce noisy tool errors on abort

Change-Id: I5cf741604f12af5586f6245ae890678405a402a7
Signed-off-by: Thomas Kosiewski <tk@coder.com>

Author: ThomasK33

src/node/services/providerService.ts

@@ -15,7 +15,11 @@ export type { AWSCredentialStatus, ProviderConfigInfo, ProvidersConfigMap };
 export class ProviderService {
   private readonly emitter = new EventEmitter();
 
-  constructor(private readonly config: Config) {}
+  constructor(private readonly config: Config) {
+    // The provider config subscription may have many concurrent listeners (e.g. multiple windows).
+    // Avoid noisy MaxListenersExceededWarning for normal usage.
+    this.emitter.setMaxListeners(50);
+  }
 
   /**
    * Subscribe to config change events. Used by oRPC subscription handler.

src/node/services/streamManager.ts

@@ -1023,7 +1023,8 @@ export class StreamManager extends EventEmitter {
               error: unknown;
             };
 
-            log.error(`Tool execution error for '${toolErrorPart.toolName}'`, {
+            const logLevel = streamInfo.abortController.signal.aborted ? log.debug : log.error;
+            logLevel(`Tool execution error for '${toolErrorPart.toolName}'`, {
               toolCallId: toolErrorPart.toolCallId,
               error: toolErrorPart.error,
             });

src/node/services/tools/task.ts

@@ -14,6 +14,10 @@ export const createTaskTool: ToolFactory = (config: ToolConfiguration) => {
       const workspaceId = requireWorkspaceId(config, "task");
       const taskService = requireTaskService(config, "task");
 
+      if (abortSignal?.aborted) {
+        throw new Error("Interrupted");
+      }
+
       const modelString =
         config.muxEnv && typeof config.muxEnv.MUX_MODEL_STRING === "string"
           ? config.muxEnv.MUX_MODEL_STRING