Add Haskell MVP BFF with mutation protocol and local compose stack.

nuthatch.cabal

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+cabal-version:      3.0
+name:               nuthatch
+version:            0.1.0.0
+synopsis:           User-facing S3 BFF
+license:            NONE
+author:             Nuthatch
+maintainer:         nuthatch@localhost
+category:           Network
+build-type:         Simple
+extra-source-files:
+  sql/001_schema.sql
+
+common shared
+  default-language:   Haskell2010
+  default-extensions:
+    OverloadedStrings
+    RecordWildCards
+    DeriveGeneric
+    DerivingStrategies
+    GeneralizedNewtypeDeriving
+    LambdaCase
+    ScopedTypeVariables
+    TupleSections
+    NamedFieldPuns
+    FlexibleContexts
+
+  ghc-options:
+    -Wall
+    -Wcompat
+    -Widentities
+    -Wincomplete-record-updates
+    -Wincomplete-uni-patterns
+    -Wmissing-export-lists
+    -Wpartial-fields
+    -Wredundant-constraints
+
+  build-depends:
+    , aeson                 >= 2.1 && < 2.3
+    , async                 >= 2.2 && < 2.3
+    , base                  >= 4.18 && < 5
+    , base16-bytestring     >= 1.0 && < 1.1
+    , base64-bytestring     >= 1.2 && < 1.3
+    , bytestring            >= 0.11 && < 0.13
+    , case-insensitive      >= 1.2 && < 1.3
+    , containers            >= 0.6 && < 0.8
+    , crypton               >= 0.34 && < 1.1
+    , directory             >= 1.3 && < 1.4
+    , entropy               >= 0.4 && < 0.5
+    , filepath              >= 1.4 && < 1.6
+    , hedis                 >= 0.15 && < 0.16
+    , http-client           >= 0.7 && < 0.8
+    , http-client-tls       >= 0.3 && < 0.4
+    , http-conduit          >= 2.3 && < 2.4
+    , http-types            >= 0.12 && < 0.13
+    , memory                >= 0.18 && < 0.19
+    , mime-types            >= 0.1 && < 0.2
+    , mtl                   >= 2.3 && < 2.4
+    , network-uri           >= 2.6 && < 2.8
+    , postgresql-simple     >= 0.7 && < 0.8
+    , resource-pool         >= 0.4 && < 0.5
+    , scientific            >= 0.3 && < 0.4
+    , stm                   >= 2.5 && < 2.6
+    , temporary             >= 1.3 && < 1.4
+    , text                  >= 2.0 && < 2.2
+    , time                  >= 1.12 && < 1.15
+    , transformers          >= 0.6 && < 0.7
+    , unordered-containers  >= 0.2 && < 0.3
+    , uuid                  >= 1.3 && < 1.4
+    , wai                   >= 3.2 && < 3.3
+    , wai-extra             >= 3.1 && < 3.2
+    , warp                  >= 3.3 && < 3.5
+    , xml-conduit           >= 1.9 && < 1.11
+
+library
+  import:          shared
+  hs-source-dirs:  src
+  exposed-modules:
+    Nuthatch
+    Nuthatch.App
+    Nuthatch.Audit
+    Nuthatch.Config
+    Nuthatch.Db
+    Nuthatch.Paths
+    Nuthatch.Protocol
+    Nuthatch.Redis
+    Nuthatch.S3
+    Nuthatch.Session
+    Nuthatch.Types
+    Nuthatch.Ui
+
+executable nuthatch
+  import:         shared
+  main-is:        Main.hs
+  hs-source-dirs: app
+  build-depends:
+    , nuthatch
+    , base
+  ghc-options:
+    -threaded
+    -rtsopts
+    -with-rtsopts=-N
+
+test-suite nuthatch-unit
+  import:         shared
+  type:           exitcode-stdio-1.0
+  main-is:        Spec.hs
+  hs-source-dirs: test
+  build-depends:
+    , nuthatch
+    , base
+    , bytestring
+    , text
+  ghc-options:
+    -threaded