Token-Optimierung: Prompt Caching + Tool-Result-Truncation in History

wwwroot/js/api.js

@@ -112,6 +112,12 @@ async function apiExecCommand(sessionId, command) {
   });
 }
 
+async function apiGetSystemPrompt(sessionId) {
+  const resp = await fetch(`/api/sessions/${sessionId}/system-prompt`);
+  if (!resp.ok) throw new Error('System-Prompt konnte nicht geladen werden');
+  return resp.text();
+}
+
 async function apiIsStreaming(sessionId) {
   const resp = await fetch(`/api/sessions/${sessionId}/streaming`);
   return resp.json();