initial database migration, watcher.js

main.js

@@ -15,6 +15,7 @@ io.on("connection", (socket) => {
     socket.on('lookupToken', (chainId, address, callback) => {
         lookupToken(chainId, address).then((result)=>callback(result)).catch(()=>callback(null))
     })
+    socket.on('address', (chainId, address) => loginAddress(socket, chainId, address) )
     // todo send known tokens or other initial config
     socket.emit('welcome', {})
 });