Cabal updates

HELPS.cabal

@@ -1,4 +1,4 @@
-cabal-version: 1.12
+cabal-version: 3.0
 
 name:           HELPS
 version:        0.0.1
@@ -9,13 +9,27 @@ copyright:      James Eversole
 license:        ISC
 license-file:   LICENSE
 build-type:     Simple
+with-compiler:  ghc-9.6.6
+documentation:  True
 extra-source-files:
     README
 
-executable Main
-  main-is: Main.hs
-  hs-source-dirs:
-      src
+common global
+  build-depends: 
+    base
+    , aeson
+    , bytestring
+    , effectful
+    , exceptions
+    , lucid
+    , mtl
+    , postgresql-simple
+    , resource-pool
+    , servant-server
+    , text
+    , time
+    , utf8-string
+    , warp
   default-extensions:
       BlockArguments
       ConstraintKinds
@@ -31,25 +45,24 @@ executable Main
       StrictData
       TypeFamilies
   ghc-options: -threaded -rtsopts -with-rtsopts=-N -optl-pthread -fPIC
-  build-depends:
-    base
-    , aeson
-    , bytestring
-    , effectful
-    , exceptions
-    , lucid
-    , mtl
-    , postgresql-simple
-    , resource-pool
-    , servant-server
-    , text
-    , time
-    , utf8-string
-    , warp
+  default-language: GHC2021
+
+executable Main
+  import: global
+  hs-source-dirs:
+    src
+  main-is: Main.hs
   other-modules:
     Core
     Database
     Handlers
     Logger
     Routes
-  default-language: GHC2021
+  build-depends: 
+    HELPS
+
+library 
+  import: global
+  hs-source-dirs:
+    src
+  exposed-modules: Core, Database, Handlers, Logger, Routes

flake.nix

@@ -12,24 +12,29 @@
       packageName       = "HELPS";
       containerPackageName = "${packageName}-container";
 
+      c2n = haskellPackages.callCabal2nix packageName self rec {};
+      HELPS = c2n.overrideAttrs (old: {
+        doHaddock = true;
+        enableSeparateDocOutput = false;
+        enableSharedExecutables = false;
+        enableSharedLibraries = false;
+      });
+
       haskellPackages = pkgs.haskellPackages;
-
-      enableSharedExecutables = false;
-      enableSharedLibraries = false;
-
-      HELPS = pkgs.haskell.lib.justStaticExecutables self.packages.${system}.default;
     in {
-      packages.${packageName} =
-        haskellPackages.callCabal2nix packageName self rec {};
+      packages.${packageName} = pkgs.haskell.lib.justStaticExecutables HELPS;
+      packages.HELPSDocs = HELPS;
 
       packages.default = self.packages.${system}.${packageName};
       defaultPackage = self.packages.${system}.default;
 
       devShells.default = pkgs.mkShell {
         buildInputs = with pkgs; [
-          ghcid
-          cabal-install
-          ghc
+          self.packages.${system}.default
+          pkgs.haskellPackages.cabal-install
+          pkgs.haskellPackages.ghc
+          pkgs.haskellPackages.ghcid
+          pkgs.haskellPackages.haskell-language-server
         ];
         inputsFrom = builtins.attrValues self.packages.${system};
       };

result

@@ -0,0 +1 @@
+/nix/store/mjqr6gajan8a4nmhl4s6khq4lf6phrf3-HELPS-0.0.1

src/Core.hs

@@ -68,7 +68,9 @@ data LogLevel = Info | Warning | Error
 instance ToField LogLevel where
   toField level = toField (T.pack (show level))
 
+--
 -- Utility
+-- 
 liftIOE :: (IOE :> es, Error ServerError :> es) => IO a -> Eff es a
 -- Lift IO into Eff and catch IOExceptions
 liftIOE m = liftIO m `catch` \(e::IOException) -> do