fix(core): revert retryFetchErrors default to true

packages/cli/src/config/settingsSchema.ts

@@ -306,7 +306,7 @@ const SETTINGS_SCHEMA = {
         label: 'Retry Fetch Errors',
         category: 'General',
         requiresRestart: false,
-        default: false,
+        default: true,
         description:
           'Retry on "exception TypeError: fetch failed sending request" errors.',
         showInDialog: true,

packages/core/src/config/config.ts

@@ -1024,7 +1024,7 @@ export class Config implements McpContext, AgentLoopContext {
           params.gemmaModelRouter?.classifier?.model ?? 'gemma3-1b-gpu-custom',
       },
     };
-    this.retryFetchErrors = params.retryFetchErrors ?? false;
+    this.retryFetchErrors = params.retryFetchErrors ?? true;
     this.maxAttempts = Math.min(
       params.maxAttempts ?? DEFAULT_MAX_ATTEMPTS,
       DEFAULT_MAX_ATTEMPTS,