Enable tool summarization only when explicitly set in settings.json (#4140)

Co-authored-by: matt korwel <matt.korwel@gmail.com>

packages/core/src/config/config.ts

@@ -60,6 +60,10 @@ export interface BugCommandSettings {
   urlTemplate: string;
 }
 
+export interface SummarizeToolOutputSettings {
+  tokenBudget?: number;
+}
+
 export interface TelemetrySettings {
   enabled?: boolean;
   target?: TelemetryTarget;
@@ -144,6 +148,7 @@ export interface ConfigParameters {
   listExtensions?: boolean;
   activeExtensions?: ActiveExtension[];
   noBrowser?: boolean;
+  summarizeToolOutput?: Record<string, SummarizeToolOutputSettings>;
   ideMode?: boolean;
 }
 
@@ -191,6 +196,9 @@ export class Config {
   private readonly _activeExtensions: ActiveExtension[];
   flashFallbackHandler?: FlashFallbackHandler;
   private quotaErrorOccurred: boolean = false;
+  private readonly summarizeToolOutput:
+    | Record<string, SummarizeToolOutputSettings>
+    | undefined;
 
   constructor(params: ConfigParameters) {
     this.sessionId = params.sessionId;
@@ -236,6 +244,7 @@ export class Config {
     this.listExtensions = params.listExtensions ?? false;
     this._activeExtensions = params.activeExtensions ?? [];
     this.noBrowser = params.noBrowser ?? false;
+    this.summarizeToolOutput = params.summarizeToolOutput;
     this.ideMode = params.ideMode ?? false;
 
     if (params.contextFileName) {
@@ -497,6 +506,12 @@ export class Config {
     return this.noBrowser;
   }
 
+  getSummarizeToolOutputConfig():
+    | Record<string, SummarizeToolOutputSettings>
+    | undefined {
+    return this.summarizeToolOutput;
+  }
+
   getIdeMode(): boolean {
     return this.ideMode;
   }