feat(tui): use configured compaction threshold for /context output

src/frontends/tui/fullscreen.ts

@@ -17,6 +17,7 @@ export interface FullscreenTuiConfig {
   agent?: NativeAgent;
   hookEngine?: HookEngine;
   modelProviderConfigs?: Partial<Record<ModelProvider, ModelConfig>>;
+  contextThresholdPct?: number;
   onExit?: () => void;
 }
 
@@ -40,6 +41,7 @@ export async function startFullscreenTui(config: FullscreenTuiConfig): Promise<v
       agent: config.agent,
       hookEngine: config.hookEngine,
       modelProviderConfigs: config.modelProviderConfigs,
+      contextThresholdPct: config.contextThresholdPct,
       onExit: config.onExit,
     }),
   );