Fix web backend
Fix web backend


Former-commit-id: 6e492a613088ecdfc5e20adfa6a958893eff9fdb
lanyudhy/Halite-II,yangle/HaliteIO,HaliteChallenge/Halite-II,lanyudhy/Halite-II,HaliteChallenge/Halite,yangle/HaliteIO,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite,HaliteChallenge/Halite-II,HaliteChallenge/Halite,yangle/HaliteIO,HaliteChallenge/Halite,HaliteChallenge/Halite-II,HaliteChallenge/Halite,yangle/HaliteIO,HaliteChallenge/Halite,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,yangle/HaliteIO,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,lanyudhy/Halite-II,HaliteChallenge/Halite,yangle/HaliteIO,HaliteChallenge/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite-II,lanyudhy/Halite-II,HaliteChallenge/Halite,HaliteChallenge/Halite-II,lanyudhy/Halite-II,yangle/HaliteIO,HaliteChallenge/Halite-II,HaliteChallenge/Halite,lanyudhy/Halite-II,yangle/HaliteIO,HaliteChallenge/Halite,lanyudhy/Halite-II,HaliteChallenge/Halite-II,HaliteChallenge/Halite-II,lanyudhy/Halite-II,lanyudhy/Halite-II,lanyudhy/Halite-II,yangle/HaliteIO,yangle/HaliteIO,yangle/HaliteIO,lanyudhy/Halite-II,yangle/HaliteIO