chore(users/Profpatsch): clean up haskell libs a little

Change-Id: Ia9a6c5a754ca8f2912308feb5a26f5276a08d24c
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9011
Reviewed-by: Profpatsch <mail@profpatsch.de>
Autosubmit: Profpatsch <mail@profpatsch.de>
Tested-by: BuildkiteCI

users/Profpatsch/mailbox-org/mailbox-org.cabal

@@ -4,38 +4,93 @@ version:            0.1.0.0
 author:             Profpatsch
 maintainer:         mail@profpatsch.de
 
+
+common common-options
+  ghc-options:
+      -Wall
+      -Wno-type-defaults
+      -Wunused-packages
+      -Wredundant-constraints
+      -fwarn-missing-deriving-strategies
+
+  -- See https://downloads.haskell.org/ghc/latest/docs/users_guide/exts.html
+  -- for a description of all these extensions
+  default-extensions:
+      -- Infer Applicative instead of Monad where possible
+    ApplicativeDo
+
+    -- Allow literal strings to be Text
+    OverloadedStrings
+
+    -- Syntactic sugar improvements
+    LambdaCase
+    MultiWayIf
+
+    -- Makes the (deprecated) usage of * instead of Data.Kind.Type an error
+    NoStarIsType
+
+    -- Convenient and crucial to deal with ambiguous field names, commonly
+    -- known as RecordDotSyntax
+    OverloadedRecordDot
+
+    -- does not export record fields as functions, use OverloadedRecordDot to access instead
+    NoFieldSelectors
+
+    -- Record punning
+    RecordWildCards
+
+    -- Improved Deriving
+    DerivingStrategies
+    DerivingVia
+
+    -- Type-level strings
+    DataKinds
+
+    -- to enable the `type` keyword in import lists (ormolu uses this automatically)
+    ExplicitNamespaces
+
+  default-language: GHC2021
+
+
+library
+    import: common-options
+
+    hs-source-dirs: src
+
+    exposed-modules:
+        AesonQQ
+
+    build-depends:
+        base >=4.15 && <5,
+        pa-prelude,
+        aeson,
+        PyF,
+        template-haskell
+
+
+
 executable mailbox-org
+    import: common-options
     main-is: MailboxOrg.hs
 
     build-depends:
         base >=4.15 && <5,
+        mailbox-org,
         my-prelude,
         pa-prelude,
         pa-label,
+        pa-pretty,
         pa-error-tree,
         exec-helpers,
         netencode,
         text,
-        semigroupoids,
-        nonempty-containers,
-        data-fix,
-        selective,
         directory,
-        mtl,
         filepath,
         arglib-netencode,
         random,
         http-conduit,
-        http-client,
         aeson,
         aeson-better-errors,
         bytestring,
-        PyF,
         typed-process,
-        process,
         containers,
-
-    default-language: Haskell2010
-
-    default-extensions:
-        GHC2021