feat: Add image deletion functionality before a specific date and update gallery UI

routes/images.js

@@ -224,6 +224,45 @@ router.post('/cleanup', async (req, res) => {
   }
 });
 
+/**
+ * POST /api/cleanup/before - Delete images before a specific date
+ */
+router.post('/cleanup/before', async (req, res) => {
+  try {
+    const { beforeDate } = req.body;
+
+    if (!beforeDate || typeof beforeDate !== 'string') {
+      return res.status(400).json({ success: false, error: 'beforeDate is required (YYYY-MM-DD or YYYY-MM-DD HH:MM:SS)' });
+    }
+
+    const normalizedInput = beforeDate.replace('T', ' ');
+    const normalized = normalizedInput.length <= 10
+      ? `${normalizedInput} 00:00:00`
+      : (normalizedInput.length === 16 ? `${normalizedInput}:00` : normalizedInput);
+
+    const imagesToDelete = await database.getImagesBeforeDate(normalized);
+    let filesDeleted = 0;
+
+    for (const image of imagesToDelete) {
+      const deletedFile = await storage.deleteImageFile(image.file_path);
+      if (deletedFile) filesDeleted++;
+    }
+
+    const deletedFromDb = await database.deleteImagesBeforeDate(normalized);
+
+    res.json({
+      success: true,
+      cleanup: {
+        deletedFromDb,
+        filesDeleted,
+        beforeDate: normalized
+      }
+    });
+  } catch (err) {
+    res.status(500).json({ success: false, error: err.message });
+  }
+});
+
 /**
  * GET /api/fetcher/status - Get fetcher status
  */