feat: add auto deactivate option for slot plans

Add an autoDeactivate flag to pickup configuration entries, expose it as a dashboard checkbox beside the active state, and keep existing entries defaulting to automatic deactivation unless explicitly disabled.

services/pickupScheduler.js

@@ -685,6 +685,17 @@ function deactivateEntry(session, entry, options = {}) {
   return changed;
 }
 
+function shouldAutoDeactivateEntry(entry) {
+  return entry?.autoDeactivate !== false;
+}
+
+function deactivateEntryAfterSuccess(session, entry, options = {}) {
+  if (!shouldAutoDeactivateEntry(entry)) {
+    return false;
+  }
+  return deactivateEntry(session, entry, options);
+}
+
 function isEntryActiveInConfig(profileId, entryId) {
   if (!profileId || !entryId) {
     return false;
@@ -853,7 +864,7 @@ async function processBooking(session, entry, pickup) {
       booked: false,
       storeId: entry.id
     });
-    deactivateEntry(session, entry);
+    deactivateEntryAfterSuccess(session, entry);
     return;
   }
 
@@ -883,7 +894,7 @@ async function processBooking(session, entry, pickup) {
       booked: true,
       storeId: entry.id
     });
-    deactivateEntry(session, entry);
+    deactivateEntryAfterSuccess(session, entry);
   } catch (error) {
     console.error(`[ERROR] Buchung für ${storeName} am ${readableDate} fehlgeschlagen:`, error.message);
     try {