Feature: Warteliste pro Wurf — CRUD, Status-Flow, Formular (SW by-v891)

backend/database.py

@@ -2265,6 +2265,28 @@ def _migrate(conn_factory):
         except Exception as e:
             logger.warning(f"Migration behavior_log: {e}")
 
+        try:
+            conn.execute("""
+                CREATE TABLE IF NOT EXISTS litter_waitlist (
+                    id                INTEGER PRIMARY KEY AUTOINCREMENT,
+                    litter_id         INTEGER NOT NULL REFERENCES litters(id) ON DELETE CASCADE,
+                    name              TEXT NOT NULL,
+                    email             TEXT,
+                    telefon           TEXT,
+                    nachricht         TEXT,
+                    wunsch_geschlecht TEXT DEFAULT 'egal',
+                    wunsch_farbe      TEXT,
+                    prioritaet        INTEGER DEFAULT 0,
+                    status            TEXT DEFAULT 'anfrage',
+                    notiz             TEXT,
+                    created_at        TEXT NOT NULL DEFAULT (datetime('now'))
+                )
+            """)
+            conn.execute("CREATE INDEX IF NOT EXISTS idx_waitlist_litter ON litter_waitlist(litter_id, prioritaet)")
+            logger.info("Migration: litter_waitlist bereit.")
+        except Exception as e:
+            logger.warning(f"Migration litter_waitlist: {e}")
+
         # route_dogs: bestehende Routen allen Hunden des Users zuweisen
         try:
             existing = conn.execute("SELECT COUNT(*) FROM route_dogs").fetchone()[0]