Initial commit: breakpilot-lehrer - Lehrer KI Platform

Services: Admin-Lehrer, Backend-Lehrer, Studio v2, Website,
Klausur-Service, School-Service, Voice-Service, Geo-Service,
BreakPilot Drive, Agent-Core

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend-lehrer/alerts_agent/db/__init__.py

@@ -0,0 +1,34 @@
+"""
+Database Module für Alerts Agent.
+
+Stellt PostgreSQL-Anbindung für Alert-Persistenz bereit.
+Nutzt die gleiche Base wie classroom_engine für konsistente Migrationen.
+"""
+from .database import Base, SessionLocal, get_db, engine
+from .models import (
+    AlertTopicDB,
+    AlertItemDB,
+    AlertRuleDB,
+    AlertProfileDB,
+    AlertSourceEnum,
+    AlertStatusEnum,
+    RelevanceDecisionEnum,
+    FeedTypeEnum,
+    RuleActionEnum,
+)
+
+__all__ = [
+    "Base",
+    "SessionLocal",
+    "get_db",
+    "engine",
+    "AlertTopicDB",
+    "AlertItemDB",
+    "AlertRuleDB",
+    "AlertProfileDB",
+    "AlertSourceEnum",
+    "AlertStatusEnum",
+    "RelevanceDecisionEnum",
+    "FeedTypeEnum",
+    "RuleActionEnum",
+]