v3: added attachments to resources, allow users to paste images into TextEditor, strengthened WS reliability

api/model/db.ts

@@ -18,6 +18,20 @@ db.prepare(
   `DELETE FROM invites WHERE used_at IS NULL AND created_at < datetime('now', '-7 days');`,
 ).run();
 
+// Prune orphaned attachments (uploaded but never linked to a resource) older than 1 hour
+const orphanedAttachments = db.prepare(
+  `SELECT id FROM attachments WHERE resource_id IS NULL AND created_at < datetime('now', '-1 hour');`,
+).all() as { id: string }[];
+if (orphanedAttachments.length > 0) {
+  const { ATTACHMENTS_DIR } = await import("../lib/upload.ts");
+  for (const { id } of orphanedAttachments) {
+    await Deno.remove(`${ATTACHMENTS_DIR}/${id}`).catch(() => {});
+  }
+  db.prepare(
+    `DELETE FROM attachments WHERE resource_id IS NULL AND created_at < datetime('now', '-1 hour');`,
+  ).run();
+}
+
 // Create default admin user if no users exist
 const userCount = db.prepare(`SELECT COUNT(*) as count FROM users`).get() as {
   count: number;