Eye-catching plans to transform a long-abandoned seafront concert hall into an 89-bed hotel have been unveiled. The multi-million-pound scheme is being promoted for the Westcliff Hall in Ramsgate, which has stood derelict for almost 20 years. The iconic site in The Paragon is being auctioned as a “freehold development opportunity”, with potential buyers advised it comes with “positive” pre-application advice for a hotel. The sale is being handled by Savills, which has put a guide price of £325,000 on the property, which goes under the hammer on Wednesday, May 29. Savills surveyor George Gouche…