diff --git a/.plan.nix/mateamt.nix b/.plan.nix/mateamt.nix
new file mode 100644
index 0000000..29a0ce1
--- /dev/null
+++ b/.plan.nix/mateamt.nix
@@ -0,0 +1,153 @@
+let
+  buildDepError = pkg:
+    builtins.throw ''
+      The Haskell package set does not contain the package: ${pkg} (build dependency).
+      
+      If you are using Stackage, make sure that you are using a snapshot that contains the package. Otherwise you may need to update the Hackage snapshot you are using, usually by updating haskell.nix.
+      '';
+  sysDepError = pkg:
+    builtins.throw ''
+      The Nixpkgs package set does not contain the package: ${pkg} (system dependency).
+      
+      You may need to augment the system package mapping in haskell.nix so that it can be found.
+      '';
+  pkgConfDepError = pkg:
+    builtins.throw ''
+      The pkg-conf packages does not contain the package: ${pkg} (pkg-conf dependency).
+      
+      You may need to augment the pkg-conf package mapping in haskell.nix so that it can be found.
+      '';
+  exeDepError = pkg:
+    builtins.throw ''
+      The local executable components do not include the component: ${pkg} (executable dependency).
+      '';
+  legacyExeDepError = pkg:
+    builtins.throw ''
+      The Haskell package set does not contain the package: ${pkg} (executable dependency).
+      
+      If you are using Stackage, make sure that you are using a snapshot that contains the package. Otherwise you may need to update the Hackage snapshot you are using, usually by updating haskell.nix.
+      '';
+  buildToolDepError = pkg:
+    builtins.throw ''
+      Neither the Haskell package set or the Nixpkgs package set contain the package: ${pkg} (build tool dependency).
+      
+      If this is a system dependency:
+      You may need to augment the system package mapping in haskell.nix so that it can be found.
+      
+      If this is a Haskell dependency:
+      If you are using Stackage, make sure that you are using a snapshot that contains the package. Otherwise you may need to update the Hackage snapshot you are using, usually by updating haskell.nix.
+      '';
+in { system, compiler, flags, pkgs, hsPkgs, pkgconfPkgs, ... }:
+  {
+    flags = { develop = false; };
+    package = {
+      specVersion = "2.4";
+      identifier = { name = "mateamt"; version = "0.0.0.0"; };
+      license = "AGPL-3.0-only";
+      copyright = "";
+      maintainer = "nek0@nek0.eu";
+      author = "nek0";
+      homepage = "";
+      url = "";
+      synopsis = "A whole new matemat";
+      description = "";
+      buildType = "Simple";
+      isLocal = true;
+      detailLevel = "FullDetails";
+      licenseFiles = [ "LICENSE" ];
+      dataDir = "";
+      dataFiles = [];
+      extraSrcFiles = [ "CHANGELOG.md" ];
+      extraTmpFiles = [];
+      extraDocFiles = [];
+      };
+    components = {
+      "library" = {
+        depends = [
+          (hsPkgs."base" or (buildDepError "base"))
+          (hsPkgs."servant" or (buildDepError "servant"))
+          (hsPkgs."servant-server" or (buildDepError "servant-server"))
+          (hsPkgs."servant-rawm" or (buildDepError "servant-rawm"))
+          (hsPkgs."opaleye" or (buildDepError "opaleye"))
+          (hsPkgs."aeson" or (buildDepError "aeson"))
+          (hsPkgs."text" or (buildDepError "text"))
+          (hsPkgs."time" or (buildDepError "time"))
+          (hsPkgs."profunctors" or (buildDepError "profunctors"))
+          (hsPkgs."product-profunctors" or (buildDepError "product-profunctors"))
+          (hsPkgs."postgresql-simple" or (buildDepError "postgresql-simple"))
+          (hsPkgs."warp" or (buildDepError "warp"))
+          (hsPkgs."wai" or (buildDepError "wai"))
+          (hsPkgs."wai-logger" or (buildDepError "wai-logger"))
+          (hsPkgs."http-types" or (buildDepError "http-types"))
+          (hsPkgs."http-api-data" or (buildDepError "http-api-data"))
+          (hsPkgs."bytestring" or (buildDepError "bytestring"))
+          (hsPkgs."base16-bytestring" or (buildDepError "base16-bytestring"))
+          (hsPkgs."base64-bytestring" or (buildDepError "base64-bytestring"))
+          (hsPkgs."random-bytestring" or (buildDepError "random-bytestring"))
+          (hsPkgs."containers" or (buildDepError "containers"))
+          (hsPkgs."stm" or (buildDepError "stm"))
+          (hsPkgs."mtl" or (buildDepError "mtl"))
+          (hsPkgs."pureMD5" or (buildDepError "pureMD5"))
+          ];
+        buildable = true;
+        modules = [
+          "API"
+          "Control"
+          "Control/Buy"
+          "Control/Journal"
+          "Control/User"
+          "Control/Product"
+          "Control/Auth"
+          "Control/Avatar"
+          "Model"
+          "Model/User"
+          "Model/Product"
+          "Model/Auth"
+          "Model/Amount"
+          "Model/Journal"
+          "Model/Avatar"
+          "Types"
+          "Types/Auth"
+          "Types/Product"
+          "Types/Reader"
+          "Types/Refine"
+          "Types/User"
+          "Types/Purchase"
+          "Types/Amount"
+          "Types/Journal"
+          "Types/Avatar"
+          "Util"
+          ];
+        hsSourceDirs = [ "src" ];
+        };
+      exes = {
+        "mateamt" = {
+          depends = [
+            (hsPkgs."base" or (buildDepError "base"))
+            (hsPkgs."mateamt" or (buildDepError "mateamt"))
+            (hsPkgs."text" or (buildDepError "text"))
+            (hsPkgs."bytestring" or (buildDepError "bytestring"))
+            (hsPkgs."base16-bytestring" or (buildDepError "base16-bytestring"))
+            (hsPkgs."containers" or (buildDepError "containers"))
+            (hsPkgs."mtl" or (buildDepError "mtl"))
+            (hsPkgs."opaleye" or (buildDepError "opaleye"))
+            (hsPkgs."postgresql-simple" or (buildDepError "postgresql-simple"))
+            (hsPkgs."stm" or (buildDepError "stm"))
+            (hsPkgs."network" or (buildDepError "network"))
+            (hsPkgs."servant" or (buildDepError "servant"))
+            (hsPkgs."servant-server" or (buildDepError "servant-server"))
+            (hsPkgs."time" or (buildDepError "time"))
+            (hsPkgs."warp" or (buildDepError "warp"))
+            (hsPkgs."wai" or (buildDepError "wai"))
+            (hsPkgs."wai-logger" or (buildDepError "wai-logger"))
+            (hsPkgs."HsYAML" or (buildDepError "HsYAML"))
+            (hsPkgs."optparse-applicative" or (buildDepError "optparse-applicative"))
+            ];
+          buildable = true;
+          modules = [ "AppTypes" "AppTypes/Configuration" "Janitor" ];
+          hsSourceDirs = [ "app" ];
+          mainPath = [ "Main.hs" ];
+          };
+        };
+      };
+    } // rec { src = (pkgs.lib).mkDefault ../../mateamt; }
\ No newline at end of file
diff --git a/.plan.nix/matebeamter.nix b/.plan.nix/matebeamter.nix
new file mode 100644
index 0000000..00805d3
--- /dev/null
+++ b/.plan.nix/matebeamter.nix
@@ -0,0 +1,135 @@
+let
+  buildDepError = pkg:
+    builtins.throw ''
+      The Haskell package set does not contain the package: ${pkg} (build dependency).
+      
+      If you are using Stackage, make sure that you are using a snapshot that contains the package. Otherwise you may need to update the Hackage snapshot you are using, usually by updating haskell.nix.
+      '';
+  sysDepError = pkg:
+    builtins.throw ''
+      The Nixpkgs package set does not contain the package: ${pkg} (system dependency).
+      
+      You may need to augment the system package mapping in haskell.nix so that it can be found.
+      '';
+  pkgConfDepError = pkg:
+    builtins.throw ''
+      The pkg-conf packages does not contain the package: ${pkg} (pkg-conf dependency).
+      
+      You may need to augment the pkg-conf package mapping in haskell.nix so that it can be found.
+      '';
+  exeDepError = pkg:
+    builtins.throw ''
+      The local executable components do not include the component: ${pkg} (executable dependency).
+      '';
+  legacyExeDepError = pkg:
+    builtins.throw ''
+      The Haskell package set does not contain the package: ${pkg} (executable dependency).
+      
+      If you are using Stackage, make sure that you are using a snapshot that contains the package. Otherwise you may need to update the Hackage snapshot you are using, usually by updating haskell.nix.
+      '';
+  buildToolDepError = pkg:
+    builtins.throw ''
+      Neither the Haskell package set or the Nixpkgs package set contain the package: ${pkg} (build tool dependency).
+      
+      If this is a system dependency:
+      You may need to augment the system package mapping in haskell.nix so that it can be found.
+      
+      If this is a Haskell dependency:
+      If you are using Stackage, make sure that you are using a snapshot that contains the package. Otherwise you may need to update the Hackage snapshot you are using, usually by updating haskell.nix.
+      '';
+in { system, compiler, flags, pkgs, hsPkgs, pkgconfPkgs, ... }:
+  {
+    flags = {};
+    package = {
+      specVersion = "2.4";
+      identifier = { name = "matebeamter"; version = "0.0.0.0"; };
+      license = "AGPL-3.0-only";
+      copyright = "";
+      maintainer = "nek0@nek0.eu";
+      author = "nek0";
+      homepage = "";
+      url = "";
+      synopsis = "A reference frontent to mateamt";
+      description = "";
+      buildType = "Simple";
+      isLocal = true;
+      detailLevel = "FullDetails";
+      licenseFiles = [ "LICENSE" ];
+      dataDir = "";
+      dataFiles = [];
+      extraSrcFiles = [ "CHANGELOG.md" ];
+      extraTmpFiles = [];
+      extraDocFiles = [];
+      };
+    components = {
+      exes = {
+        "matebeamter" = {
+          depends = [
+            (hsPkgs."base" or (buildDepError "base"))
+            (hsPkgs."mateamt" or (buildDepError "mateamt"))
+            (hsPkgs."servant" or (buildDepError "servant"))
+            (hsPkgs."servant-server" or (buildDepError "servant-server"))
+            (hsPkgs."servant-client" or (buildDepError "servant-client"))
+            (hsPkgs."servant-client-core" or (buildDepError "servant-client-core"))
+            (hsPkgs."servant-blaze" or (buildDepError "servant-blaze"))
+            (hsPkgs."servant-rawm" or (buildDepError "servant-rawm"))
+            (hsPkgs."aeson" or (buildDepError "aeson"))
+            (hsPkgs."blaze-html" or (buildDepError "blaze-html"))
+            (hsPkgs."blaze-markup" or (buildDepError "blaze-markup"))
+            (hsPkgs."text" or (buildDepError "text"))
+            (hsPkgs."bytestring" or (buildDepError "bytestring"))
+            (hsPkgs."hashable" or (buildDepError "hashable"))
+            (hsPkgs."warp" or (buildDepError "warp"))
+            (hsPkgs."wai" or (buildDepError "wai"))
+            (hsPkgs."wai-logger" or (buildDepError "wai-logger"))
+            (hsPkgs."wai-session" or (buildDepError "wai-session"))
+            (hsPkgs."http-client" or (buildDepError "http-client"))
+            (hsPkgs."http-api-data" or (buildDepError "http-api-data"))
+            (hsPkgs."http-types" or (buildDepError "http-types"))
+            (hsPkgs."cookie" or (buildDepError "cookie"))
+            (hsPkgs."mtl" or (buildDepError "mtl"))
+            (hsPkgs."i18n" or (buildDepError "i18n"))
+            (hsPkgs."cookie" or (buildDepError "cookie"))
+            (hsPkgs."split" or (buildDepError "split"))
+            (hsPkgs."random-bytestring" or (buildDepError "random-bytestring"))
+            (hsPkgs."base64-bytestring" or (buildDepError "base64-bytestring"))
+            (hsPkgs."cryptonite" or (buildDepError "cryptonite"))
+            (hsPkgs."stm" or (buildDepError "stm"))
+            (hsPkgs."stm-containers" or (buildDepError "stm-containers"))
+            (hsPkgs."either" or (buildDepError "either"))
+            (hsPkgs."optparse-applicative" or (buildDepError "optparse-applicative"))
+            (hsPkgs."HsYAML" or (buildDepError "HsYAML"))
+            ];
+          buildable = true;
+          modules = [
+            "API"
+            "Client"
+            "ClientAuth"
+            "Util"
+            "Hash"
+            "Types"
+            "Types/Auth"
+            "Types/Page"
+            "Types/Reader"
+            "Types/Views"
+            "Types/User"
+            "Types/Orphans"
+            "Types/Configuration"
+            "Control"
+            "Control/Auth"
+            "Control/User"
+            "Control/Buy"
+            "Control/Journal"
+            "View"
+            "View/Scaffold"
+            "View/Auth"
+            "View/User"
+            "View/Buy"
+            "View/Journal"
+            ];
+          hsSourceDirs = [ "src" ];
+          mainPath = [ "Main.hs" ];
+          };
+        };
+      };
+    } // rec { src = (pkgs.lib).mkDefault .././.; }
\ No newline at end of file
diff --git a/default.nix b/default.nix
new file mode 100644
index 0000000..f6c5e85
--- /dev/null
+++ b/default.nix
@@ -0,0 +1,23 @@
+let
+  # Import the Haskell.nix library,
+  pkgs = import <nixpkgs> (import (builtins.fetchTarball https://github.com/input-output-hk/haskell.nix/archive/master.tar.gz));
+
+  # Import the file you will create in the stack-to-nix or cabal-to-nix step.
+  my-pkgs = import ./pkgs.nix;
+
+  # Cabal projects use this:
+  pkgSet = pkgs.haskell-nix.mkCabalProjectPkgSet {
+    plan-pkgs = my-pkgs;
+    pkg-def-extras = [];
+    modules = [
+      # specific package overrides would go here
+      # example:
+      #  packages.cbors.package.ghcOptions = "-Werror";
+      #  packages.cbors.patches = [ ./one.patch ];
+      #  packages.cbors.flags.optimize-gmp = false;
+      # It may be better to set flags in `cabal.project` instead
+      # (`plan-to-nix` will include them as defaults).
+    ];
+  };
+
+in pkgSet.config.hsPkgs // { _config = pkgSet.config; }
diff --git a/pkgs.nix b/pkgs.nix
new file mode 100644
index 0000000..c6e307d
--- /dev/null
+++ b/pkgs.nix
@@ -0,0 +1,342 @@
+{
+  pkgs = hackage:
+    {
+      packages = {
+        "focus".revision = (((hackage."focus")."1.0.1.3").revisions).default;
+        "warp".revision = (((hackage."warp")."3.3.4").revisions).default;
+        "warp".flags.allow-sendfilefd = true;
+        "warp".flags.network-bytestring = false;
+        "warp".flags.warp-debug = false;
+        "http-client".revision = (((hackage."http-client")."0.6.4").revisions).default;
+        "http-client".flags.network-uri = true;
+        "cookie".revision = (((hackage."cookie")."0.4.5").revisions).default;
+        "void".revision = (((hackage."void")."0.7.3").revisions).default;
+        "void".flags.safe = false;
+        "semigroupoids".revision = (((hackage."semigroupoids")."5.3.4").revisions).default;
+        "semigroupoids".flags.comonad = true;
+        "semigroupoids".flags.doctests = true;
+        "semigroupoids".flags.unordered-containers = true;
+        "semigroupoids".flags.distributive = true;
+        "semigroupoids".flags.tagged = true;
+        "semigroupoids".flags.containers = true;
+        "semigroupoids".flags.contravariant = true;
+        "byteorder".revision = (((hackage."byteorder")."1.0.4").revisions).default;
+        "singleton-bool".revision = (((hackage."singleton-bool")."0.1.5").revisions).default;
+        "free".revision = (((hackage."free")."5.1.3").revisions).default;
+        "Only".revision = (((hackage."Only")."0.1").revisions).default;
+        "cereal".revision = (((hackage."cereal")."0.5.8.1").revisions).default;
+        "cereal".flags.bytestring-builder = false;
+        "exceptions".revision = (((hackage."exceptions")."0.10.3").revisions).default;
+        "binary".revision = (((hackage."binary")."0.8.6.0").revisions).default;
+        "attoparsec-iso8601".revision = (((hackage."attoparsec-iso8601")."1.0.1.0").revisions).default;
+        "attoparsec-iso8601".flags.fast = false;
+        "attoparsec-iso8601".flags.developer = false;
+        "product-profunctors".revision = (((hackage."product-profunctors")."0.10.0.0").revisions).default;
+        "stm-hamt".revision = (((hackage."stm-hamt")."1.2.0.4").revisions).default;
+        "ghc-prim".revision = (((hackage."ghc-prim")."0.5.3").revisions).default;
+        "utf8-string".revision = (((hackage."utf8-string")."1.0.1.1").revisions).default;
+        "old-time".revision = (((hackage."old-time")."1.1.0.3").revisions).default;
+        "bifunctors".revision = (((hackage."bifunctors")."5.5.6").revisions).default;
+        "bifunctors".flags.semigroups = true;
+        "bifunctors".flags.tagged = true;
+        "split".revision = (((hackage."split")."0.2.3.3").revisions).default;
+        "stm".revision = (((hackage."stm")."2.5.0.0").revisions).default;
+        "dec".revision = (((hackage."dec")."0.0.3").revisions).default;
+        "unix-time".revision = (((hackage."unix-time")."0.4.7").revisions).default;
+        "http2".revision = (((hackage."http2")."2.0.3").revisions).default;
+        "http2".flags.devel = false;
+        "appar".revision = (((hackage."appar")."0.1.8").revisions).default;
+        "case-insensitive".revision = (((hackage."case-insensitive")."1.2.1.0").revisions).default;
+        "network-byte-order".revision = (((hackage."network-byte-order")."0.1.2.0").revisions).default;
+        "unix".revision = (((hackage."unix")."2.7.2.2").revisions).default;
+        "mtl".revision = (((hackage."mtl")."2.2.2").revisions).default;
+        "network-uri".revision = (((hackage."network-uri")."2.6.1.0").revisions).default;
+        "network-info".revision = (((hackage."network-info")."0.2.0.10").revisions).default;
+        "foldl".revision = (((hackage."foldl")."1.4.5").revisions).default;
+        "zlib".revision = (((hackage."zlib")."0.6.2.1").revisions).default;
+        "zlib".flags.non-blocking-ffi = false;
+        "zlib".flags.pkg-config = false;
+        "rts".revision = (((hackage."rts")."1.0").revisions).default;
+        "mmorph".revision = (((hackage."mmorph")."1.1.3").revisions).default;
+        "cmdargs".revision = (((hackage."cmdargs")."0.10.20").revisions).default;
+        "cmdargs".flags.testprog = false;
+        "cmdargs".flags.quotation = true;
+        "primitive-extras".revision = (((hackage."primitive-extras")."0.8").revisions).default;
+        "easy-file".revision = (((hackage."easy-file")."0.2.2").revisions).default;
+        "servant-rawm".revision = (((hackage."servant-rawm")."0.3.2.0").revisions).default;
+        "servant-rawm".flags.buildexample = false;
+        "cryptonite".revision = (((hackage."cryptonite")."0.26").revisions).default;
+        "cryptonite".flags.support_sse = false;
+        "cryptonite".flags.integer-gmp = true;
+        "cryptonite".flags.support_rdrand = true;
+        "cryptonite".flags.support_aesni = true;
+        "cryptonite".flags.support_deepseq = true;
+        "cryptonite".flags.support_pclmuldq = false;
+        "cryptonite".flags.check_alignment = false;
+        "cryptonite".flags.old_toolchain_inliner = false;
+        "postgresql-simple".revision = (((hackage."postgresql-simple")."0.6.2").revisions).default;
+        "adjunctions".revision = (((hackage."adjunctions")."4.4").revisions).default;
+        "cryptohash-md5".revision = (((hackage."cryptohash-md5")."0.11.100.1").revisions).default;
+        "invariant".revision = (((hackage."invariant")."0.5.3").revisions).default;
+        "http-api-data".revision = (((hackage."http-api-data")."0.4.1.1").revisions).default;
+        "http-api-data".flags.use-text-show = false;
+        "distributive".revision = (((hackage."distributive")."0.6.1").revisions).default;
+        "distributive".flags.semigroups = true;
+        "distributive".flags.tagged = true;
+        "vector-th-unbox".revision = (((hackage."vector-th-unbox")."0.2.1.7").revisions).default;
+        "bytestring-builder".revision = (((hackage."bytestring-builder")."0.10.8.2.0").revisions).default;
+        "bytestring-builder".flags.bytestring_has_builder = true;
+        "QuickCheck".revision = (((hackage."QuickCheck")."2.13.2").revisions).default;
+        "QuickCheck".flags.templatehaskell = true;
+        "scientific".revision = (((hackage."scientific")."0.3.6.2").revisions).default;
+        "scientific".flags.integer-simple = false;
+        "scientific".flags.bytestring-builder = false;
+        "time-manager".revision = (((hackage."time-manager")."0.0.0").revisions).default;
+        "stm-containers".revision = (((hackage."stm-containers")."1.1.0.4").revisions).default;
+        "parallel".revision = (((hackage."parallel")."3.2.2.0").revisions).default;
+        "deepseq".revision = (((hackage."deepseq")."1.4.4.0").revisions).default;
+        "random".revision = (((hackage."random")."1.1").revisions).default;
+        "opaleye".revision = (((hackage."opaleye")."0.6.7004.1").revisions).default;
+        "uuid-types".revision = (((hackage."uuid-types")."1.0.3").revisions).default;
+        "string-conversions".revision = (((hackage."string-conversions")."0.4.0.1").revisions).default;
+        "optparse-applicative".revision = (((hackage."optparse-applicative")."0.15.1.0").revisions).default;
+        "network".revision = (((hackage."network")."3.1.1.1").revisions).default;
+        "word8".revision = (((hackage."word8")."0.1.3").revisions).default;
+        "crypto-api".revision = (((hackage."crypto-api")."0.13.3").revisions).default;
+        "crypto-api".flags.all_cpolys = false;
+        "splitmix".revision = (((hackage."splitmix")."0.0.3").revisions).default;
+        "splitmix".flags.optimised-mixer = false;
+        "splitmix".flags.random = true;
+        "async".revision = (((hackage."async")."2.2.2").revisions).default;
+        "async".flags.bench = false;
+        "dlist".revision = (((hackage."dlist")."0.8.0.7").revisions).default;
+        "semigroups".revision = (((hackage."semigroups")."0.19.1").revisions).default;
+        "semigroups".flags.bytestring = true;
+        "semigroups".flags.unordered-containers = true;
+        "semigroups".flags.text = true;
+        "semigroups".flags.tagged = true;
+        "semigroups".flags.containers = true;
+        "semigroups".flags.binary = true;
+        "semigroups".flags.hashable = true;
+        "semigroups".flags.transformers = true;
+        "semigroups".flags.deepseq = true;
+        "semigroups".flags.bytestring-builder = false;
+        "semigroups".flags.template-haskell = true;
+        "pureMD5".revision = (((hackage."pureMD5")."2.1.3").revisions).default;
+        "pureMD5".flags.test = false;
+        "parsec".revision = (((hackage."parsec")."3.1.13.0").revisions).default;
+        "http-media".revision = (((hackage."http-media")."0.8.0.0").revisions).default;
+        "hsc2hs".revision = (((hackage."hsc2hs")."0.68.6").revisions).default;
+        "hsc2hs".flags.in-ghc-tree = false;
+        "directory".revision = (((hackage."directory")."1.3.3.0").revisions).default;
+        "transformers-compat".revision = (((hackage."transformers-compat")."0.6.5").revisions).default;
+        "transformers-compat".flags.five = false;
+        "transformers-compat".flags.generic-deriving = true;
+        "transformers-compat".flags.two = false;
+        "transformers-compat".flags.five-three = true;
+        "transformers-compat".flags.mtl = true;
+        "transformers-compat".flags.four = false;
+        "transformers-compat".flags.three = false;
+        "template-haskell".revision = (((hackage."template-haskell")."2.14.0.0").revisions).default;
+        "psqueues".revision = (((hackage."psqueues")."0.2.7.2").revisions).default;
+        "vector".revision = (((hackage."vector")."0.12.0.3").revisions).default;
+        "vector".flags.unsafechecks = false;
+        "vector".flags.internalchecks = false;
+        "vector".flags.wall = false;
+        "vector".flags.boundschecks = true;
+        "call-stack".revision = (((hackage."call-stack")."0.2.0").revisions).default;
+        "primitive".revision = (((hackage."primitive")."0.7.0.0").revisions).default;
+        "profunctors".revision = (((hackage."profunctors")."5.5.1").revisions).default;
+        "time-locale-compat".revision = (((hackage."time-locale-compat")."0.1.1.5").revisions).default;
+        "time-locale-compat".flags.old-locale = false;
+        "safe".revision = (((hackage."safe")."0.3.18").revisions).default;
+        "blaze-builder".revision = (((hackage."blaze-builder")."0.4.1.0").revisions).default;
+        "base-compat".revision = (((hackage."base-compat")."0.11.0").revisions).default;
+        "math-functions".revision = (((hackage."math-functions")."0.3.3.0").revisions).default;
+        "math-functions".flags.system-expm1 = true;
+        "math-functions".flags.system-erf = true;
+        "wai-session".revision = (((hackage."wai-session")."0.3.3").revisions).default;
+        "time-compat".revision = (((hackage."time-compat")."1.9.2.2").revisions).default;
+        "time-compat".flags.old-locale = false;
+        "ansi-terminal".revision = (((hackage."ansi-terminal")."0.10.2").revisions).default;
+        "ansi-terminal".flags.example = false;
+        "tagged".revision = (((hackage."tagged")."0.8.6").revisions).default;
+        "tagged".flags.transformers = true;
+        "tagged".flags.deepseq = true;
+        "lens".revision = (((hackage."lens")."4.18.1").revisions).default;
+        "lens".flags.j = false;
+        "lens".flags.test-properties = true;
+        "lens".flags.old-inline-pragmas = false;
+        "lens".flags.test-templates = true;
+        "lens".flags.trustworthy = true;
+        "lens".flags.test-doctests = true;
+        "lens".flags.benchmark-uniplate = false;
+        "lens".flags.inlining = true;
+        "lens".flags.dump-splices = false;
+        "lens".flags.test-hunit = true;
+        "lens".flags.safe = false;
+        "servant-blaze".revision = (((hackage."servant-blaze")."0.9").revisions).default;
+        "unliftio-core".revision = (((hackage."unliftio-core")."0.1.2.0").revisions).default;
+        "containers".revision = (((hackage."containers")."0.6.0.1").revisions).default;
+        "deferred-folds".revision = (((hackage."deferred-folds")."0.9.10.1").revisions).default;
+        "integer-logarithms".revision = (((hackage."integer-logarithms")."1.0.3").revisions).default;
+        "integer-logarithms".flags.check-bounds = false;
+        "integer-logarithms".flags.integer-gmp = true;
+        "servant-docs".revision = (((hackage."servant-docs")."0.11.4").revisions).default;
+        "base-prelude".revision = (((hackage."base-prelude")."1.3").revisions).default;
+        "reflection".revision = (((hackage."reflection")."2.1.5").revisions).default;
+        "reflection".flags.slow = false;
+        "reflection".flags.template-haskell = true;
+        "streaming-commons".revision = (((hackage."streaming-commons")."0.2.1.1").revisions).default;
+        "streaming-commons".flags.use-bytestring-builder = false;
+        "bytestring".revision = (((hackage."bytestring")."0.10.8.2").revisions).default;
+        "ansi-wl-pprint".revision = (((hackage."ansi-wl-pprint")."0.6.9").revisions).default;
+        "ansi-wl-pprint".flags.example = false;
+        "mwc-random".revision = (((hackage."mwc-random")."0.14.0.0").revisions).default;
+        "wai".revision = (((hackage."wai")."3.2.2.1").revisions).default;
+        "basement".revision = (((hackage."basement")."0.0.11").revisions).default;
+        "cryptohash-sha1".revision = (((hackage."cryptohash-sha1")."0.11.100.1").revisions).default;
+        "either".revision = (((hackage."either")."5.0.1.1").revisions).default;
+        "old-locale".revision = (((hackage."old-locale")."1.0.0.7").revisions).default;
+        "StateVar".revision = (((hackage."StateVar")."1.2").revisions).default;
+        "vault".revision = (((hackage."vault")."0.3.1.3").revisions).default;
+        "vault".flags.useghc = true;
+        "mime-types".revision = (((hackage."mime-types")."0.1.0.9").revisions).default;
+        "pcg-random".revision = (((hackage."pcg-random")."0.1.3.6").revisions).default;
+        "contravariant".revision = (((hackage."contravariant")."1.5.2").revisions).default;
+        "contravariant".flags.semigroups = true;
+        "contravariant".flags.tagged = true;
+        "contravariant".flags.statevar = true;
+        "HsYAML".revision = (((hackage."HsYAML")."0.2.1.0").revisions).default;
+        "HsYAML".flags.exe = false;
+        "type-equality".revision = (((hackage."type-equality")."1").revisions).default;
+        "vector-builder".revision = (((hackage."vector-builder")."0.3.8").revisions).default;
+        "blaze-markup".revision = (((hackage."blaze-markup")."0.8.2.3").revisions).default;
+        "postgresql-libpq".revision = (((hackage."postgresql-libpq")."0.9.4.2").revisions).default;
+        "postgresql-libpq".flags.use-pkg-config = false;
+        "uuid".revision = (((hackage."uuid")."1.3.13").revisions).default;
+        "text".revision = (((hackage."text")."1.2.3.1").revisions).default;
+        "Cabal".revision = (((hackage."Cabal")."2.4.0.1").revisions).default;
+        "unordered-containers".revision = (((hackage."unordered-containers")."0.2.10.0").revisions).default;
+        "unordered-containers".flags.debug = false;
+        "base64-bytestring".revision = (((hackage."base64-bytestring")."1.0.0.2").revisions).default;
+        "aeson-pretty".revision = (((hackage."aeson-pretty")."0.8.8").revisions).default;
+        "aeson-pretty".flags.lib-only = false;
+        "base".revision = (((hackage."base")."4.12.0.0").revisions).default;
+        "servant-client".revision = (((hackage."servant-client")."0.16.0.1").revisions).default;
+        "comonad".revision = (((hackage."comonad")."5.0.6").revisions).default;
+        "comonad".flags.distributive = true;
+        "comonad".flags.test-doctests = true;
+        "comonad".flags.containers = true;
+        "time".revision = (((hackage."time")."1.8.0.2").revisions).default;
+        "data-default-class".revision = (((hackage."data-default-class")."0.1.2.0").revisions).default;
+        "universe-base".revision = (((hackage."universe-base")."1.1.1").revisions).default;
+        "base16-bytestring".revision = (((hackage."base16-bytestring")."0.1.1.6").revisions).default;
+        "iproute".revision = (((hackage."iproute")."1.7.8").revisions).default;
+        "transformers".revision = (((hackage."transformers")."0.5.6.2").revisions).default;
+        "hashable".revision = (((hackage."hashable")."1.3.0.0").revisions).default;
+        "hashable".flags.sse2 = true;
+        "hashable".flags.integer-gmp = true;
+        "hashable".flags.sse41 = false;
+        "hashable".flags.examples = false;
+        "wai-extra".revision = (((hackage."wai-extra")."3.0.28").revisions).default;
+        "wai-extra".flags.build-example = false;
+        "attoparsec".revision = (((hackage."attoparsec")."0.13.2.3").revisions).default;
+        "attoparsec".flags.developer = false;
+        "blaze-html".revision = (((hackage."blaze-html")."0.9.1.2").revisions).default;
+        "colour".revision = (((hackage."colour")."2.3.5").revisions).default;
+        "transformers-base".revision = (((hackage."transformers-base")."0.4.5.2").revisions).default;
+        "transformers-base".flags.orphaninstances = true;
+        "file-embed".revision = (((hackage."file-embed")."0.0.11").revisions).default;
+        "entropy".revision = (((hackage."entropy")."0.4.1.5").revisions).default;
+        "entropy".flags.halvm = false;
+        "filepath".revision = (((hackage."filepath")."1.4.2.1").revisions).default;
+        "auto-update".revision = (((hackage."auto-update")."0.1.6").revisions).default;
+        "servant-client-core".revision = (((hackage."servant-client-core")."0.16").revisions).default;
+        "unix-compat".revision = (((hackage."unix-compat")."0.5.2").revisions).default;
+        "unix-compat".flags.old-time = false;
+        "monad-control".revision = (((hackage."monad-control")."1.0.2.3").revisions).default;
+        "process".revision = (((hackage."process")."1.6.5.0").revisions).default;
+        "list-t".revision = (((hackage."list-t")."1.0.4").revisions).default;
+        "kan-extensions".revision = (((hackage."kan-extensions")."5.2").revisions).default;
+        "wai-logger".revision = (((hackage."wai-logger")."2.3.6").revisions).default;
+        "resourcet".revision = (((hackage."resourcet")."1.2.2").revisions).default;
+        "pretty".revision = (((hackage."pretty")."1.1.3.6").revisions).default;
+        "cabal-doctest".revision = (((hackage."cabal-doctest")."1.0.8").revisions).default;
+        "aeson".revision = (((hackage."aeson")."1.4.6.0").revisions).default;
+        "aeson".flags.cffi = false;
+        "aeson".flags.fast = false;
+        "aeson".flags.bytestring-builder = false;
+        "aeson".flags.developer = false;
+        "wai-app-static".revision = (((hackage."wai-app-static")."3.1.6.3").revisions).default;
+        "wai-app-static".flags.print = false;
+        "http-types".revision = (((hackage."http-types")."0.12.3").revisions).default;
+        "ghc-boot-th".revision = (((hackage."ghc-boot-th")."8.6.5").revisions).default;
+        "i18n".revision = (((hackage."i18n")."0.4.0.0").revisions).default;
+        "servant-server".revision = (((hackage."servant-server")."0.16.2").revisions).default;
+        "primitive-unlifted".revision = (((hackage."primitive-unlifted")."0.1.2.0").revisions).default;
+        "base-orphans".revision = (((hackage."base-orphans")."0.8.1").revisions).default;
+        "http-date".revision = (((hackage."http-date")."0.0.8").revisions).default;
+        "random-bytestring".revision = (((hackage."random-bytestring")."0.1.3.2").revisions).default;
+        "random-bytestring".flags.with-pcg = true;
+        "servant".revision = (((hackage."servant")."0.16.2").revisions).default;
+        "th-abstraction".revision = (((hackage."th-abstraction")."0.3.1.0").revisions).default;
+        "memory".revision = (((hackage."memory")."0.15.0").revisions).default;
+        "memory".flags.support_bytestring = true;
+        "memory".flags.support_basement = true;
+        "memory".flags.support_foundation = true;
+        "memory".flags.support_deepseq = true;
+        "fast-logger".revision = (((hackage."fast-logger")."3.0.0").revisions).default;
+        "bsb-http-chunked".revision = (((hackage."bsb-http-chunked")."0.0.0.4").revisions).default;
+        "array".revision = (((hackage."array")."0.5.3.0").revisions).default;
+        "simple-sendfile".revision = (((hackage."simple-sendfile")."0.2.30").revisions).default;
+        "simple-sendfile".flags.allow-bsd = true;
+        "integer-gmp".revision = (((hackage."integer-gmp")."1.0.2.0").revisions).default;
+        };
+      compiler = {
+        version = "8.6.5";
+        nix-name = "ghc865";
+        packages = {
+          "binary" = "0.8.6.0";
+          "ghc-prim" = "0.5.3";
+          "stm" = "2.5.0.0";
+          "unix" = "2.7.2.2";
+          "mtl" = "2.2.2";
+          "rts" = "1.0";
+          "deepseq" = "1.4.4.0";
+          "parsec" = "3.1.13.0";
+          "directory" = "1.3.3.0";
+          "template-haskell" = "2.14.0.0";
+          "containers" = "0.6.0.1";
+          "bytestring" = "0.10.8.2";
+          "text" = "1.2.3.1";
+          "Cabal" = "2.4.0.1";
+          "base" = "4.12.0.0";
+          "time" = "1.8.0.2";
+          "transformers" = "0.5.6.2";
+          "filepath" = "1.4.2.1";
+          "process" = "1.6.5.0";
+          "pretty" = "1.1.3.6";
+          "ghc-boot-th" = "8.6.5";
+          "array" = "0.5.3.0";
+          "integer-gmp" = "1.0.2.0";
+          };
+        };
+      };
+  extras = hackage:
+    {
+      packages = {
+        mateamt = ./.plan.nix/mateamt.nix;
+        matebeamter = ./.plan.nix/matebeamter.nix;
+        };
+      };
+  modules = [
+    ({ lib, ... }:
+      {
+        packages = {
+          "mateamt" = { flags = { "develop" = lib.mkOverride 900 false; }; };
+          "matebeamter" = { flags = {}; };
+          };
+        })
+    ];
+  }
\ No newline at end of file
diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..df3de65
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,6 @@
+{ pkgs ? import <nixpkgs> {} }:
+
+let
+  hsPkgs = import ./default.nix {};
+in
+  hsPkgs.matebeamter.components.all