Yesod

# 安裝 Yesod 相關
stack install yesod-bin cabal-install –-install-ghc
stack build yesod-bin cabal-install --install-ghc

建立 Yesod 專案，接著輸入專案名稱，跟 DB 類型
# YumeYesod
# mini
# stack exec yesod init
# stack exec -- yesod init --bare --name YumeYesod --database mini && stack init
# stack templates 可以用這個指令看有哪些 templates 可用
stack new my-project yesod-sqlite && cd my-project
stack new YumeYesod yesod-sqlite && cd YumeYesod
stack new YumeYesod yesod-minimal && cd YumeYesod



cd YumeYesod

# Create stack.yaml
stack init

# build lib
stack build
# Launch devel server
stack exec -- yesod devel

yesod add-handler
Echo
/echo/#String
GET