refactor: remove KI-Orakel from history page and backend

Drop oracle UI, API endpoint, scheduled generation, and related docs.

Co-authored-by: Cursor <cursoragent@cursor.com>

server/scheduler.py

@@ -9,7 +9,7 @@ from apscheduler.schedulers.asyncio import AsyncIOScheduler
 from apscheduler.triggers.cron import CronTrigger
 from apscheduler.triggers.date import DateTrigger
 
-from server.ai import generate_daily_motivation, generate_oracle
+from server.ai import generate_daily_motivation
 from server.config_loader import load_meds_config, slot_to_dict, today_str
 from server.db import get_db, utc_now_iso
 from server.messages import pick
@@ -54,17 +54,6 @@ async def _generate_daily_motivation() -> None:
         await db.close()
 
 
-async def _generate_daily_oracle() -> None:
-    config = load_meds_config()
-    db = await get_db()
-    try:
-        await generate_oracle(db, config.timezone)
-    except Exception:
-        logger.exception("Daily oracle generation failed")
-    finally:
-        await db.close()
-
-
 async def _evening_check() -> None:
     logger.info("Evening check triggered")
     db = await get_db()
@@ -158,13 +147,6 @@ def start_scheduler() -> None:
         replace_existing=True,
     )
 
-    scheduler.add_job(
-        _generate_daily_oracle,
-        trigger=CronTrigger(hour=3, minute=5, timezone=tz),
-        id="daily-oracle",
-        replace_existing=True,
-    )
-
     if not scheduler.running:
         scheduler.start()
         logger.info("Scheduler started for timezone %s", tz)