diff --git a/README.md b/README.md
index 2c9e07c..2307bd1 100644
--- a/README.md
+++ b/README.md
@@ -15,6 +15,7 @@ Arbitrary code execution server using Docker.
 ## Endpoints
 
 ### **GET** `/languages`
+
 List of enabled languages.  
 Example response:  
 
@@ -23,6 +24,7 @@ Example response:
 ```
 
 ### **POST** `/eval`
+
 Evaluate code.  
 JSON payload with `language` and `code` keys.  
 The `language` is as in the name of a subfolder in the `languages` directory.  
@@ -41,7 +43,9 @@ Example response:
 Errors with 404 if `language` is not found, `504` if evaluation timed out, or `500` if evaluation failed for other reasons.  
 
 ### **GET** `/containers`
+
 List of containers being handled by Myriad.  
 
 ### **POST** `/cleanup`
+
 Kill all containers, giving back the names of the containers killed.  
diff --git a/myriad.cabal b/myriad.cabal
index 8ef0605..2112f46 100644
--- a/myriad.cabal
+++ b/myriad.cabal
@@ -1,10 +1,4 @@
-cabal-version: 1.12
-
--- This file has been generated from package.yaml by hpack version 0.31.2.
---
--- see: https://github.com/sol/hpack
---
--- hash: 04a15c51f0ad270f323a3edd67bc229f0a0796226ff53a118338ec643b22b3c1
+cabal-version: 2.2
 
 name:           myriad
 version:        0.1.0.0
@@ -20,81 +14,82 @@ license:        MIT
 license-file:   LICENSE
 build-type:     Simple
 extra-source-files:
-    README.md
+  README.md
 
 source-repository head
   type: git
   location: https://github.com/1computer1/myriad
 
-library
-  exposed-modules:
-      Myriad
-      Myriad.Core
-      Myriad.Docker
-      Myriad.Server
-  other-modules:
-      Paths_myriad
-  hs-source-dirs:
-      src
-  default-extensions: BlockArguments ConstraintKinds DataKinds DerivingStrategies DeriveFunctor DeriveGeneric FlexibleContexts FlexibleInstances FunctionalDependencies GADTs GeneralizedNewtypeDeriving LambdaCase MultiParamTypeClasses MultiWayIf NamedFieldPuns OverloadedStrings PatternSynonyms PolyKinds RankNTypes ScopedTypeVariables StandaloneDeriving TupleSections TypeApplications TypeOperators TypeFamilies ViewPatterns
+common extensions
+  default-extensions:
+    BlockArguments
+    ConstraintKinds
+    DataKinds
+    DerivingStrategies
+    DeriveFunctor
+    DeriveGeneric
+    FlexibleContexts
+    FlexibleInstances
+    FunctionalDependencies
+    GADTs
+    GeneralizedNewtypeDeriving
+    LambdaCase
+    MultiParamTypeClasses
+    MultiWayIf
+    NamedFieldPuns
+    OverloadedStrings
+    PatternSynonyms
+    PolyKinds
+    RankNTypes
+    ScopedTypeVariables
+    StandaloneDeriving
+    TupleSections
+    TypeApplications
+    TypeOperators
+    TypeFamilies
+    ViewPatterns
+
+common deps
   build-depends:
-      aeson
-    , async
-    , base
-    , bytestring
-    , containers
-    , dhall
-    , filepath
-    , lifted-async
-    , lifted-base
-    , monad-control
-    , monad-logger
-    , mtl
-    , servant
-    , servant-server
-    , snowflake
-    , string-conversions
-    , text
-    , time
-    , transformers
-    , transformers-base
-    , typed-process
-    , wai
-    , warp
+      aeson ^>= 1.4.4.0
+    , async ^>= 2.2.2
+    , base ^>= 4.12.0.0
+    , bytestring ^>= 0.10.8.2
+    , containers ^>= 0.6.0.1
+    , dhall ^>= 1.24.0
+    , filepath ^>= 1.4.2.1
+    , lifted-async ^>= 0.10.0.4
+    , lifted-base ^>= 0.2.3.12
+    , monad-control ^>= 1.0.2.3
+    , monad-logger ^>= 0.3.30
+    , mtl ^>= 2.2.2
+    , servant ^>= 0.16.2
+    , servant-server ^>= 0.16.2
+    , snowflake ^>= 0.1.1.1
+    , string-conversions ^>= 0.4.0.1
+    , text ^>= 1.2.3.1
+    , time ^>= 1.8.0.2
+    , transformers ^>= 0.5.6.2
+    , transformers-base ^>= 0.4.5.2
+    , typed-process ^>= 0.2.6.0
+    , wai ^>= 3.2.2.1
+    , warp ^>= 3.2.28
   default-language: Haskell2010
 
+library
+  import: extensions, deps
+  exposed-modules:
+    Myriad
+    Myriad.Core
+    Myriad.Docker
+    Myriad.Server
+  hs-source-dirs: src
+
 executable myriad
+  import: extensions, deps
   main-is: Main.hs
-  other-modules:
-      Paths_myriad
-  hs-source-dirs:
-      app
-  default-extensions: BlockArguments ConstraintKinds DataKinds DerivingStrategies DeriveFunctor DeriveGeneric FlexibleContexts FlexibleInstances FunctionalDependencies GADTs GeneralizedNewtypeDeriving LambdaCase MultiParamTypeClasses MultiWayIf NamedFieldPuns OverloadedStrings PatternSynonyms PolyKinds RankNTypes ScopedTypeVariables StandaloneDeriving TupleSections TypeApplications TypeOperators TypeFamilies ViewPatterns
+  hs-source-dirs: app
   ghc-options: -threaded -rtsopts -with-rtsopts=-N -Wall
   build-depends:
-      aeson
-    , async
-    , base
-    , bytestring
-    , containers
-    , dhall
-    , filepath
-    , lifted-async
-    , lifted-base
-    , monad-control
-    , monad-logger
-    , mtl
-    , myriad
+      myriad
     , optparse-applicative
-    , servant
-    , servant-server
-    , snowflake
-    , string-conversions
-    , text
-    , time
-    , transformers
-    , transformers-base
-    , typed-process
-    , wai
-    , warp
-  default-language: Haskell2010
diff --git a/package.yaml b/package.yaml
deleted file mode 100644
index 39962c2..0000000
--- a/package.yaml
+++ /dev/null
@@ -1,82 +0,0 @@
-name:                myriad
-version:             0.1.0.0
-github:              "1computer1/myriad"
-license:             MIT
-author:              "1Computer1"
-maintainer:          "onecomputer00@gmail.com"
-copyright:           "2019 1Computer1"
-
-extra-source-files:
-- README.md
-
-synopsis:            Arbitrary code execution in Docker
-category:            Server
-description:         Please see the README
-
-dependencies:
-- aeson
-- async
-- base
-- bytestring
-- containers
-- dhall
-- filepath
-- lifted-base
-- lifted-async
-- monad-control
-- monad-logger
-- mtl
-- servant
-- servant-server
-- snowflake
-- string-conversions
-- text
-- time
-- transformers
-- transformers-base
-- typed-process
-- wai
-- warp
-
-default-extensions:
-- BlockArguments
-- ConstraintKinds
-- DataKinds
-- DerivingStrategies
-- DeriveFunctor
-- DeriveGeneric
-- FlexibleContexts
-- FlexibleInstances
-- FunctionalDependencies
-- GADTs
-- GeneralizedNewtypeDeriving
-- LambdaCase
-- MultiParamTypeClasses
-- MultiWayIf
-- NamedFieldPuns
-- OverloadedStrings
-- PatternSynonyms
-- PolyKinds
-- RankNTypes
-- ScopedTypeVariables
-- StandaloneDeriving
-- TupleSections
-- TypeApplications
-- TypeOperators
-- TypeFamilies
-- ViewPatterns
-
-library:
-  source-dirs: src
-
-executable:
-  main: Main.hs
-  source-dirs: app
-  ghc-options:
-    - -threaded
-    - -rtsopts
-    - -with-rtsopts=-N
-    - -Wall
-  dependencies:
-    - myriad
-    - optparse-applicative