added attachment cleanup in tasks

src/store/index.ts

@@ -552,6 +552,35 @@ export const cleanupNoteAttachments = async (noteId: string) => {
     }
 };
 
+export const cleanupTaskAttachments = async (taskId: string) => {
+    if (!pb.authStore.isValid) return;
+
+    try {
+        const task = store.tasks.find(t => t.id === taskId);
+        if (!task) return;
+
+        const record = await pb.collection(TASGRID_COLLECTION).getOne(taskId);
+        if (!record.attachments || record.attachments.length === 0) return;
+
+        const content = task.content || "";
+        const filesToDelete: string[] = [];
+        for (const filename of record.attachments) {
+            if (!content.includes(filename)) {
+                filesToDelete.push(filename);
+            }
+        }
+
+        if (filesToDelete.length > 0) {
+            await pb.collection(TASGRID_COLLECTION).update(taskId, {
+                "attachments-": filesToDelete
+            });
+            console.log(`[CLEANUP] Deleted ${filesToDelete.length} orphaned attachment(s) for task ${taskId}`);
+        }
+    } catch (err) {
+        console.error("[CLEANUP] Failed to clean up orphaned task attachments:", err);
+    }
+};
+
 const mapRecordToShareRule = (r: any): ShareRule => {
     return {
         id: r.id,