diff --git a/.gitignore b/.gitignore
index 47351a74..51b33891 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,3 +24,12 @@ result
 nix/
 .ghc.environment.*
 .tmuxinator.yml
+# Devenv
+.devenv*
+devenv.local.nix
+
+# direnv
+.direnv
+
+# pre-commit
+.pre-commit-config.yaml
diff --git a/devenv.lock b/devenv.lock
new file mode 100644
index 00000000..7e7c5c50
--- /dev/null
+++ b/devenv.lock
@@ -0,0 +1,122 @@
+{
+  "nodes": {
+    "devenv": {
+      "locked": {
+        "dir": "src/modules",
+        "lastModified": 1719003735,
+        "owner": "cachix",
+        "repo": "devenv",
+        "rev": "ffbb18da9000524978d3e537f5e02f48535d2aed",
+        "treeHash": "60ca1cd5b478a61ecc2ec0e454be4ff7b7c3241b",
+        "type": "github"
+      },
+      "original": {
+        "dir": "src/modules",
+        "owner": "cachix",
+        "repo": "devenv",
+        "type": "github"
+      }
+    },
+    "flake-compat": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1696426674,
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
+        "treeHash": "2addb7b71a20a25ea74feeaf5c2f6a6b30898ecb",
+        "type": "github"
+      },
+      "original": {
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "type": "github"
+      }
+    },
+    "gitignore": {
+      "inputs": {
+        "nixpkgs": [
+          "pre-commit-hooks",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1709087332,
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "rev": "637db329424fd7e46cf4185293b9cc8c88c95394",
+        "treeHash": "ca14199cabdfe1a06a7b1654c76ed49100a689f9",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1716977621,
+        "owner": "cachix",
+        "repo": "devenv-nixpkgs",
+        "rev": "4267e705586473d3e5c8d50299e71503f16a6fb6",
+        "treeHash": "6d9f1f7ca0faf1bc2eeb397c78a49623260d3412",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "ref": "rolling",
+        "repo": "devenv-nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-stable": {
+      "locked": {
+        "lastModified": 1718811006,
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "03d771e513ce90147b65fe922d87d3a0356fc125",
+        "treeHash": "ab837eb82b2b0afbb6568f2b27f214324699af3d",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-23.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "pre-commit-hooks": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "gitignore": "gitignore",
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "nixpkgs-stable": "nixpkgs-stable"
+      },
+      "locked": {
+        "lastModified": 1718879355,
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
+        "rev": "8cd35b9496d21a6c55164d8547d9d5280162b07a",
+        "treeHash": "246f2197feb48979ccc58af4cab0cfd0f5738645",
+        "type": "github"
+      },
+      "original": {
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "devenv": "devenv",
+        "nixpkgs": "nixpkgs",
+        "pre-commit-hooks": "pre-commit-hooks"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}
diff --git a/flake.lock b/flake.lock
index 9c5e968c..116591da 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,101 +1,116 @@
 {
   "nodes": {
-    "HTTP": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1451647621,
-        "narHash": "sha256-oHIyw3x0iKBexEo49YeUDV1k74ZtyYKGR2gNJXXRxts=",
-        "owner": "phadej",
-        "repo": "HTTP",
-        "rev": "9bc0996d412fef1787449d841277ef663ad9a915",
-        "type": "github"
+    "cachix": {
+      "inputs": {
+        "devenv": "devenv_2",
+        "flake-compat": [
+          "devenv",
+          "flake-compat"
+        ],
+        "nixpkgs": [
+          "devenv",
+          "nixpkgs"
+        ],
+        "pre-commit-hooks": [
+          "devenv",
+          "pre-commit-hooks"
+        ]
       },
-      "original": {
-        "owner": "phadej",
-        "repo": "HTTP",
-        "type": "github"
-      }
-    },
-    "cabal-32": {
-      "flake": false,
       "locked": {
-        "lastModified": 1603716527,
-        "narHash": "sha256-X0TFfdD4KZpwl0Zr6x+PLxUt/VyKQfX7ylXHdmZIL+w=",
-        "owner": "haskell",
-        "repo": "cabal",
-        "rev": "48bf10787e27364730dd37a42b603cee8d6af7ee",
+        "lastModified": 1712055811,
+        "narHash": "sha256-7FcfMm5A/f02yyzuavJe06zLa9hcMHsagE28ADcmQvk=",
+        "owner": "cachix",
+        "repo": "cachix",
+        "rev": "02e38da89851ec7fec3356a5c04bc8349cae0e30",
         "type": "github"
       },
       "original": {
-        "owner": "haskell",
-        "ref": "3.2",
-        "repo": "cabal",
+        "owner": "cachix",
+        "repo": "cachix",
         "type": "github"
       }
     },
-    "cabal-34": {
-      "flake": false,
+    "devenv": {
+      "inputs": {
+        "cachix": "cachix",
+        "flake-compat": "flake-compat_2",
+        "nix": "nix_2",
+        "nixpkgs": "nixpkgs_2",
+        "pre-commit-hooks": "pre-commit-hooks"
+      },
       "locked": {
-        "lastModified": 1645834128,
-        "narHash": "sha256-wG3d+dOt14z8+ydz4SL7pwGfe7SiimxcD/LOuPCV6xM=",
-        "owner": "haskell",
-        "repo": "cabal",
-        "rev": "5ff598c67f53f7c4f48e31d722ba37172230c462",
+        "lastModified": 1719003735,
+        "narHash": "sha256-Sxhl76tZuWNqxVWWZEsIxVo+CPhfmJzOVIOmfQxMDbo=",
+        "owner": "cachix",
+        "repo": "devenv",
+        "rev": "ffbb18da9000524978d3e537f5e02f48535d2aed",
         "type": "github"
       },
       "original": {
-        "owner": "haskell",
-        "ref": "3.4",
-        "repo": "cabal",
+        "owner": "cachix",
+        "repo": "devenv",
         "type": "github"
       }
     },
-    "cabal-36": {
-      "flake": false,
+    "devenv_2": {
+      "inputs": {
+        "flake-compat": [
+          "devenv",
+          "cachix",
+          "flake-compat"
+        ],
+        "nix": "nix",
+        "nixpkgs": "nixpkgs",
+        "poetry2nix": "poetry2nix",
+        "pre-commit-hooks": [
+          "devenv",
+          "cachix",
+          "pre-commit-hooks"
+        ]
+      },
       "locked": {
-        "lastModified": 1669081697,
-        "narHash": "sha256-I5or+V7LZvMxfbYgZATU4awzkicBwwok4mVoje+sGmU=",
-        "owner": "haskell",
-        "repo": "cabal",
-        "rev": "8fd619e33d34924a94e691c5fea2c42f0fc7f144",
+        "lastModified": 1708704632,
+        "narHash": "sha256-w+dOIW60FKMaHI1q5714CSibk99JfYxm0CzTinYWr+Q=",
+        "owner": "cachix",
+        "repo": "devenv",
+        "rev": "2ee4450b0f4b95a1b90f2eb5ffea98b90e48c196",
         "type": "github"
       },
       "original": {
-        "owner": "haskell",
-        "ref": "3.6",
-        "repo": "cabal",
+        "owner": "cachix",
+        "ref": "python-rewrite",
+        "repo": "devenv",
         "type": "github"
       }
     },
-    "cardano-shell": {
+    "flake-compat": {
       "flake": false,
       "locked": {
-        "lastModified": 1608537748,
-        "narHash": "sha256-PulY1GfiMgKVnBci3ex4ptk2UNYMXqGjJOxcPy2KYT4=",
-        "owner": "input-output-hk",
-        "repo": "cardano-shell",
-        "rev": "9392c75087cb9a3d453998f4230930dea3a95725",
+        "lastModified": 1673956053,
+        "narHash": "sha256-4gtG9iQuiKITOjNQQeQIpoIB6b16fm+504Ch3sNKLd8=",
+        "owner": "edolstra",
+        "repo": "flake-compat",
+        "rev": "35bb57c0c8d8b62bbfd284272c928ceb64ddbde9",
         "type": "github"
       },
       "original": {
-        "owner": "input-output-hk",
-        "repo": "cardano-shell",
+        "owner": "edolstra",
+        "repo": "flake-compat",
         "type": "github"
       }
     },
-    "flake-compat": {
+    "flake-compat_2": {
       "flake": false,
       "locked": {
-        "lastModified": 1672831974,
-        "narHash": "sha256-z9k3MfslLjWQfnjBtEtJZdq3H7kyi2kQtUThfTgdRk0=",
-        "owner": "input-output-hk",
+        "lastModified": 1696426674,
+        "narHash": "sha256-kvjfFW7WAETZlt09AgDn1MrtKzP7t90Vf7vypd3OL1U=",
+        "owner": "edolstra",
         "repo": "flake-compat",
-        "rev": "45f2638735f8cdc40fe302742b79f248d23eb368",
+        "rev": "0f9255e01c2351cc7d116c072cb317785dd33b33",
         "type": "github"
       },
       "original": {
-        "owner": "input-output-hk",
-        "ref": "hkm/gitlab-fix",
+        "owner": "edolstra",
         "repo": "flake-compat",
         "type": "github"
       }
@@ -105,11 +120,11 @@
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1710146030,
-        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "lastModified": 1689068808,
+        "narHash": "sha256-6ixXo3wt24N/melDWjq70UuHQLxGV8jZvooRanIHXw0=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
+        "rev": "919d646de7be200f3bf08cb76ae1f09402b6f9b4",
         "type": "github"
       },
       "original": {
@@ -118,579 +133,328 @@
         "type": "github"
       }
     },
-    "ghc-8.6.5-iohk": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1600920045,
-        "narHash": "sha256-DO6kxJz248djebZLpSzTGD6s8WRpNI9BTwUeOf5RwY8=",
-        "owner": "input-output-hk",
-        "repo": "ghc",
-        "rev": "95713a6ecce4551240da7c96b6176f980af75cae",
-        "type": "github"
-      },
-      "original": {
-        "owner": "input-output-hk",
-        "ref": "release/8.6.5-iohk",
-        "repo": "ghc",
-        "type": "github"
-      }
-    },
-    "ghc910X": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1714520650,
-        "narHash": "sha256-4uz6RA1hRr0RheGNDM49a/B3jszqNNU8iHIow4mSyso=",
-        "ref": "ghc-9.10",
-        "rev": "2c6375b9a804ac7fca1e82eb6fcfc8594c67c5f5",
-        "revCount": 62663,
-        "submodules": true,
-        "type": "git",
-        "url": "https://gitlab.haskell.org/ghc/ghc"
-      },
-      "original": {
-        "ref": "ghc-9.10",
-        "submodules": true,
-        "type": "git",
-        "url": "https://gitlab.haskell.org/ghc/ghc"
-      }
-    },
-    "ghc911": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1714817013,
-        "narHash": "sha256-m2je4UvWfkgepMeUIiXHMwE6W+iVfUY38VDGkMzjCcc=",
-        "ref": "refs/heads/master",
-        "rev": "fc24c5cf6c62ca9e3c8d236656e139676df65034",
-        "revCount": 62816,
-        "submodules": true,
-        "type": "git",
-        "url": "https://gitlab.haskell.org/ghc/ghc"
-      },
-      "original": {
-        "submodules": true,
-        "type": "git",
-        "url": "https://gitlab.haskell.org/ghc/ghc"
-      }
-    },
-    "hackage": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1718930234,
-        "narHash": "sha256-Z7Atdi8ao72IamBzjfYCGcNrFLAUICXjLPChpWR/+WE=",
-        "owner": "input-output-hk",
-        "repo": "hackage.nix",
-        "rev": "3db1b82e4dbc6b44ddd5b98a88a6ea82be29efd5",
-        "type": "github"
-      },
-      "original": {
-        "owner": "input-output-hk",
-        "repo": "hackage.nix",
-        "type": "github"
-      }
-    },
-    "haskellNix": {
+    "flake-utils_2": {
       "inputs": {
-        "HTTP": "HTTP",
-        "cabal-32": "cabal-32",
-        "cabal-34": "cabal-34",
-        "cabal-36": "cabal-36",
-        "cardano-shell": "cardano-shell",
-        "flake-compat": "flake-compat",
-        "ghc-8.6.5-iohk": "ghc-8.6.5-iohk",
-        "ghc910X": "ghc910X",
-        "ghc911": "ghc911",
-        "hackage": "hackage",
-        "hls-1.10": "hls-1.10",
-        "hls-2.0": "hls-2.0",
-        "hls-2.2": "hls-2.2",
-        "hls-2.3": "hls-2.3",
-        "hls-2.4": "hls-2.4",
-        "hls-2.5": "hls-2.5",
-        "hls-2.6": "hls-2.6",
-        "hls-2.7": "hls-2.7",
-        "hls-2.8": "hls-2.8",
-        "hpc-coveralls": "hpc-coveralls",
-        "hydra": "hydra",
-        "iserv-proxy": "iserv-proxy",
-        "nixpkgs": [
-          "haskellNix",
-          "nixpkgs-unstable"
-        ],
-        "nixpkgs-2003": "nixpkgs-2003",
-        "nixpkgs-2105": "nixpkgs-2105",
-        "nixpkgs-2111": "nixpkgs-2111",
-        "nixpkgs-2205": "nixpkgs-2205",
-        "nixpkgs-2211": "nixpkgs-2211",
-        "nixpkgs-2305": "nixpkgs-2305",
-        "nixpkgs-2311": "nixpkgs-2311",
-        "nixpkgs-unstable": "nixpkgs-unstable",
-        "old-ghc-nix": "old-ghc-nix",
-        "stackage": "stackage"
-      },
-      "locked": {
-        "lastModified": 1718931026,
-        "narHash": "sha256-jc+F58pb9Zh860XjeLZiQH8+fylDse5yczdkvt4SKvY=",
-        "owner": "input-output-hk",
-        "repo": "haskell.nix",
-        "rev": "34946405e89825c757aca192ab13a31313ccef8e",
-        "type": "github"
-      },
-      "original": {
-        "owner": "input-output-hk",
-        "repo": "haskell.nix",
-        "type": "github"
-      }
-    },
-    "hls-1.10": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1680000865,
-        "narHash": "sha256-rc7iiUAcrHxwRM/s0ErEsSPxOR3u8t7DvFeWlMycWgo=",
-        "owner": "haskell",
-        "repo": "haskell-language-server",
-        "rev": "b08691db779f7a35ff322b71e72a12f6e3376fd9",
-        "type": "github"
-      },
-      "original": {
-        "owner": "haskell",
-        "ref": "1.10.0.0",
-        "repo": "haskell-language-server",
-        "type": "github"
-      }
-    },
-    "hls-2.0": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1687698105,
-        "narHash": "sha256-OHXlgRzs/kuJH8q7Sxh507H+0Rb8b7VOiPAjcY9sM1k=",
-        "owner": "haskell",
-        "repo": "haskell-language-server",
-        "rev": "783905f211ac63edf982dd1889c671653327e441",
-        "type": "github"
+        "systems": "systems_2"
       },
-      "original": {
-        "owner": "haskell",
-        "ref": "2.0.0.1",
-        "repo": "haskell-language-server",
-        "type": "github"
-      }
-    },
-    "hls-2.2": {
-      "flake": false,
       "locked": {
-        "lastModified": 1693064058,
-        "narHash": "sha256-8DGIyz5GjuCFmohY6Fa79hHA/p1iIqubfJUTGQElbNk=",
-        "owner": "haskell",
-        "repo": "haskell-language-server",
-        "rev": "b30f4b6cf5822f3112c35d14a0cba51f3fe23b85",
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
         "type": "github"
       },
       "original": {
-        "owner": "haskell",
-        "ref": "2.2.0.0",
-        "repo": "haskell-language-server",
+        "owner": "numtide",
+        "repo": "flake-utils",
         "type": "github"
       }
     },
-    "hls-2.3": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1695910642,
-        "narHash": "sha256-tR58doOs3DncFehHwCLczJgntyG/zlsSd7DgDgMPOkI=",
-        "owner": "haskell",
-        "repo": "haskell-language-server",
-        "rev": "458ccdb55c9ea22cd5d13ec3051aaefb295321be",
-        "type": "github"
+    "flake-utils_3": {
+      "inputs": {
+        "systems": "systems_3"
       },
-      "original": {
-        "owner": "haskell",
-        "ref": "2.3.0.0",
-        "repo": "haskell-language-server",
-        "type": "github"
-      }
-    },
-    "hls-2.4": {
-      "flake": false,
       "locked": {
-        "lastModified": 1699862708,
-        "narHash": "sha256-YHXSkdz53zd0fYGIYOgLt6HrA0eaRJi9mXVqDgmvrjk=",
-        "owner": "haskell",
-        "repo": "haskell-language-server",
-        "rev": "54507ef7e85fa8e9d0eb9a669832a3287ffccd57",
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
         "type": "github"
       },
       "original": {
-        "owner": "haskell",
-        "ref": "2.4.0.1",
-        "repo": "haskell-language-server",
+        "owner": "numtide",
+        "repo": "flake-utils",
         "type": "github"
       }
     },
-    "hls-2.5": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1701080174,
-        "narHash": "sha256-fyiR9TaHGJIIR0UmcCb73Xv9TJq3ht2ioxQ2mT7kVdc=",
-        "owner": "haskell",
-        "repo": "haskell-language-server",
-        "rev": "27f8c3d3892e38edaef5bea3870161815c4d014c",
-        "type": "github"
+    "gitignore": {
+      "inputs": {
+        "nixpkgs": [
+          "devenv",
+          "pre-commit-hooks",
+          "nixpkgs"
+        ]
       },
-      "original": {
-        "owner": "haskell",
-        "ref": "2.5.0.0",
-        "repo": "haskell-language-server",
-        "type": "github"
-      }
-    },
-    "hls-2.6": {
-      "flake": false,
       "locked": {
-        "lastModified": 1705325287,
-        "narHash": "sha256-+P87oLdlPyMw8Mgoul7HMWdEvWP/fNlo8jyNtwME8E8=",
-        "owner": "haskell",
-        "repo": "haskell-language-server",
-        "rev": "6e0b342fa0327e628610f2711f8c3e4eaaa08b1e",
+        "lastModified": 1709087332,
+        "narHash": "sha256-HG2cCnktfHsKV0s4XW83gU3F57gaTljL9KNSuG6bnQs=",
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
+        "rev": "637db329424fd7e46cf4185293b9cc8c88c95394",
         "type": "github"
       },
       "original": {
-        "owner": "haskell",
-        "ref": "2.6.0.0",
-        "repo": "haskell-language-server",
+        "owner": "hercules-ci",
+        "repo": "gitignore.nix",
         "type": "github"
       }
     },
-    "hls-2.7": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1708965829,
-        "narHash": "sha256-LfJ+TBcBFq/XKoiNI7pc4VoHg4WmuzsFxYJ3Fu+Jf+M=",
-        "owner": "haskell",
-        "repo": "haskell-language-server",
-        "rev": "50322b0a4aefb27adc5ec42f5055aaa8f8e38001",
-        "type": "github"
-      },
-      "original": {
-        "owner": "haskell",
-        "ref": "2.7.0.0",
-        "repo": "haskell-language-server",
-        "type": "github"
-      }
-    },
-    "hls-2.8": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1715153580,
-        "narHash": "sha256-Vi/iUt2pWyUJlo9VrYgTcbRviWE0cFO6rmGi9rmALw0=",
-        "owner": "haskell",
-        "repo": "haskell-language-server",
-        "rev": "dd1be1beb16700de59e0d6801957290bcf956a0a",
-        "type": "github"
+    "nix": {
+      "inputs": {
+        "flake-compat": "flake-compat",
+        "nixpkgs": [
+          "devenv",
+          "cachix",
+          "devenv",
+          "nixpkgs"
+        ],
+        "nixpkgs-regression": "nixpkgs-regression"
       },
-      "original": {
-        "owner": "haskell",
-        "ref": "2.8.0.0",
-        "repo": "haskell-language-server",
-        "type": "github"
-      }
-    },
-    "hpc-coveralls": {
-      "flake": false,
       "locked": {
-        "lastModified": 1607498076,
-        "narHash": "sha256-8uqsEtivphgZWYeUo5RDUhp6bO9j2vaaProQxHBltQk=",
-        "owner": "sevanspowell",
-        "repo": "hpc-coveralls",
-        "rev": "14df0f7d229f4cd2e79f8eabb1a740097fdfa430",
+        "lastModified": 1712911606,
+        "narHash": "sha256-BGvBhepCufsjcUkXnEEXhEVjwdJAwPglCC2+bInc794=",
+        "owner": "domenkozar",
+        "repo": "nix",
+        "rev": "b24a9318ea3f3600c1e24b4a00691ee912d4de12",
         "type": "github"
       },
       "original": {
-        "owner": "sevanspowell",
-        "repo": "hpc-coveralls",
+        "owner": "domenkozar",
+        "ref": "devenv-2.21",
+        "repo": "nix",
         "type": "github"
       }
     },
-    "hydra": {
+    "nix-github-actions": {
       "inputs": {
-        "nix": "nix",
         "nixpkgs": [
-          "haskellNix",
-          "hydra",
-          "nix",
+          "devenv",
+          "cachix",
+          "devenv",
+          "poetry2nix",
           "nixpkgs"
         ]
       },
       "locked": {
-        "lastModified": 1671755331,
-        "narHash": "sha256-hXsgJj0Cy0ZiCiYdW2OdBz5WmFyOMKuw4zyxKpgUKm4=",
-        "owner": "NixOS",
-        "repo": "hydra",
-        "rev": "f48f00ee6d5727ae3e488cbf9ce157460853fea8",
-        "type": "github"
-      },
-      "original": {
-        "id": "hydra",
-        "type": "indirect"
-      }
-    },
-    "iserv-proxy": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1717479972,
-        "narHash": "sha256-7vE3RQycHI1YT9LHJ1/fUaeln2vIpYm6Mmn8FTpYeVo=",
-        "owner": "stable-haskell",
-        "repo": "iserv-proxy",
-        "rev": "2ed34002247213fc435d0062350b91bab920626e",
-        "type": "github"
-      },
-      "original": {
-        "owner": "stable-haskell",
-        "ref": "iserv-syms",
-        "repo": "iserv-proxy",
-        "type": "github"
-      }
-    },
-    "lowdown-src": {
-      "flake": false,
-      "locked": {
-        "lastModified": 1633514407,
-        "narHash": "sha256-Dw32tiMjdK9t3ETl5fzGrutQTzh2rufgZV4A/BbxuD4=",
-        "owner": "kristapsdz",
-        "repo": "lowdown",
-        "rev": "d2c2b44ff6c27b936ec27358a2653caaef8f73b8",
+        "lastModified": 1688870561,
+        "narHash": "sha256-4UYkifnPEw1nAzqqPOTL2MvWtm3sNGw1UTYTalkTcGY=",
+        "owner": "nix-community",
+        "repo": "nix-github-actions",
+        "rev": "165b1650b753316aa7f1787f3005a8d2da0f5301",
         "type": "github"
       },
       "original": {
-        "owner": "kristapsdz",
-        "repo": "lowdown",
+        "owner": "nix-community",
+        "repo": "nix-github-actions",
         "type": "github"
       }
     },
-    "nix": {
+    "nix_2": {
       "inputs": {
-        "lowdown-src": "lowdown-src",
-        "nixpkgs": "nixpkgs",
-        "nixpkgs-regression": "nixpkgs-regression"
+        "flake-compat": [
+          "devenv",
+          "flake-compat"
+        ],
+        "nixpkgs": [
+          "devenv",
+          "nixpkgs"
+        ],
+        "nixpkgs-regression": "nixpkgs-regression_2"
       },
       "locked": {
-        "lastModified": 1661606874,
-        "narHash": "sha256-9+rpYzI+SmxJn+EbYxjGv68Ucp22bdFUSy/4LkHkkDQ=",
-        "owner": "NixOS",
+        "lastModified": 1712911606,
+        "narHash": "sha256-BGvBhepCufsjcUkXnEEXhEVjwdJAwPglCC2+bInc794=",
+        "owner": "domenkozar",
         "repo": "nix",
-        "rev": "11e45768b34fdafdcf019ddbd337afa16127ff0f",
+        "rev": "b24a9318ea3f3600c1e24b4a00691ee912d4de12",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
-        "ref": "2.11.0",
+        "owner": "domenkozar",
+        "ref": "devenv-2.21",
         "repo": "nix",
         "type": "github"
       }
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1657693803,
-        "narHash": "sha256-G++2CJ9u0E7NNTAi9n5G8TdDmGJXcIjkJ3NF8cetQB8=",
+        "lastModified": 1692808169,
+        "narHash": "sha256-x9Opq06rIiwdwGeK2Ykj69dNc2IvUH1fY55Wm7atwrE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "365e1b3a859281cf11b94f87231adeabbdd878a2",
+        "rev": "9201b5ff357e781bf014d0330d18555695df7ba8",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-22.05-small",
+        "ref": "nixpkgs-unstable",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
-    "nixpkgs-2003": {
+    "nixpkgs-regression": {
       "locked": {
-        "lastModified": 1620055814,
-        "narHash": "sha256-8LEHoYSJiL901bTMVatq+rf8y7QtWuZhwwpKE2fyaRY=",
+        "lastModified": 1643052045,
+        "narHash": "sha256-uGJ0VXIhWKGXxkeNnq4TvV3CIOkUJ3PAoLZ3HMzNVMw=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "1db42b7fe3878f3f5f7a4f2dc210772fd080e205",
+        "rev": "215d4d0fd80ca5163643b03a33fde804a29cc1e2",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixpkgs-20.03-darwin",
         "repo": "nixpkgs",
+        "rev": "215d4d0fd80ca5163643b03a33fde804a29cc1e2",
         "type": "github"
       }
     },
-    "nixpkgs-2105": {
+    "nixpkgs-regression_2": {
       "locked": {
-        "lastModified": 1659914493,
-        "narHash": "sha256-lkA5X3VNMKirvA+SUzvEhfA7XquWLci+CGi505YFAIs=",
+        "lastModified": 1643052045,
+        "narHash": "sha256-uGJ0VXIhWKGXxkeNnq4TvV3CIOkUJ3PAoLZ3HMzNVMw=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "022caabb5f2265ad4006c1fa5b1ebe69fb0c3faf",
+        "rev": "215d4d0fd80ca5163643b03a33fde804a29cc1e2",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixpkgs-21.05-darwin",
         "repo": "nixpkgs",
+        "rev": "215d4d0fd80ca5163643b03a33fde804a29cc1e2",
         "type": "github"
       }
     },
-    "nixpkgs-2111": {
+    "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1659446231,
-        "narHash": "sha256-hekabNdTdgR/iLsgce5TGWmfIDZ86qjPhxDg/8TlzhE=",
+        "lastModified": 1710695816,
+        "narHash": "sha256-3Eh7fhEID17pv9ZxrPwCLfqXnYP006RKzSs0JptsN84=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "eabc38219184cc3e04a974fe31857d8e0eac098d",
+        "rev": "614b4613980a522ba49f0d194531beddbb7220d3",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixpkgs-21.11-darwin",
+        "ref": "nixos-23.11",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
-    "nixpkgs-2205": {
+    "nixpkgs_2": {
       "locked": {
-        "lastModified": 1685573264,
-        "narHash": "sha256-Zffu01pONhs/pqH07cjlF10NnMDLok8ix5Uk4rhOnZQ=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "380be19fbd2d9079f677978361792cb25e8a3635",
+        "lastModified": 1713361204,
+        "narHash": "sha256-TA6EDunWTkc5FvDCqU3W2T3SFn0gRZqh6D/hJnM02MM=",
+        "owner": "cachix",
+        "repo": "devenv-nixpkgs",
+        "rev": "285676e87ad9f0ca23d8714a6ab61e7e027020c6",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
-        "ref": "nixpkgs-22.05-darwin",
-        "repo": "nixpkgs",
+        "owner": "cachix",
+        "ref": "rolling",
+        "repo": "devenv-nixpkgs",
         "type": "github"
       }
     },
-    "nixpkgs-2211": {
+    "nixpkgs_3": {
       "locked": {
-        "lastModified": 1688392541,
-        "narHash": "sha256-lHrKvEkCPTUO+7tPfjIcb7Trk6k31rz18vkyqmkeJfY=",
+        "lastModified": 1718811006,
+        "narHash": "sha256-0Y8IrGhRmBmT7HHXlxxepg2t8j1X90++qRN3lukGaIk=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "ea4c80b39be4c09702b0cb3b42eab59e2ba4f24b",
+        "rev": "03d771e513ce90147b65fe922d87d3a0356fc125",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixpkgs-22.11-darwin",
+        "ref": "nixos-23.11",
         "repo": "nixpkgs",
         "type": "github"
       }
     },
-    "nixpkgs-2305": {
-      "locked": {
-        "lastModified": 1701362232,
-        "narHash": "sha256-GVdzxL0lhEadqs3hfRLuj+L1OJFGiL/L7gCcelgBlsw=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "d2332963662edffacfddfad59ff4f709dde80ffe",
-        "type": "github"
+    "poetry2nix": {
+      "inputs": {
+        "flake-utils": "flake-utils",
+        "nix-github-actions": "nix-github-actions",
+        "nixpkgs": [
+          "devenv",
+          "cachix",
+          "devenv",
+          "nixpkgs"
+        ]
       },
-      "original": {
-        "owner": "NixOS",
-        "ref": "nixpkgs-23.05-darwin",
-        "repo": "nixpkgs",
-        "type": "github"
-      }
-    },
-    "nixpkgs-2311": {
       "locked": {
-        "lastModified": 1701386440,
-        "narHash": "sha256-xI0uQ9E7JbmEy/v8kR9ZQan6389rHug+zOtZeZFiDJk=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "293822e55ec1872f715a66d0eda9e592dc14419f",
+        "lastModified": 1692876271,
+        "narHash": "sha256-IXfZEkI0Mal5y1jr6IRWMqK8GW2/f28xJenZIPQqkY0=",
+        "owner": "nix-community",
+        "repo": "poetry2nix",
+        "rev": "d5006be9c2c2417dafb2e2e5034d83fabd207ee3",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
-        "ref": "nixpkgs-23.11-darwin",
-        "repo": "nixpkgs",
+        "owner": "nix-community",
+        "repo": "poetry2nix",
         "type": "github"
       }
     },
-    "nixpkgs-regression": {
+    "pre-commit-hooks": {
+      "inputs": {
+        "flake-compat": [
+          "devenv",
+          "flake-compat"
+        ],
+        "flake-utils": "flake-utils_2",
+        "gitignore": "gitignore",
+        "nixpkgs": [
+          "devenv",
+          "nixpkgs"
+        ],
+        "nixpkgs-stable": "nixpkgs-stable"
+      },
       "locked": {
-        "lastModified": 1643052045,
-        "narHash": "sha256-uGJ0VXIhWKGXxkeNnq4TvV3CIOkUJ3PAoLZ3HMzNVMw=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "215d4d0fd80ca5163643b03a33fde804a29cc1e2",
+        "lastModified": 1713775815,
+        "narHash": "sha256-Wu9cdYTnGQQwtT20QQMg7jzkANKQjwBD9iccfGKkfls=",
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
+        "rev": "2ac4dcbf55ed43f3be0bae15e181f08a57af24a4",
         "type": "github"
       },
       "original": {
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "215d4d0fd80ca5163643b03a33fde804a29cc1e2",
+        "owner": "cachix",
+        "repo": "pre-commit-hooks.nix",
         "type": "github"
       }
     },
-    "nixpkgs-unstable": {
-      "locked": {
-        "lastModified": 1694822471,
-        "narHash": "sha256-6fSDCj++lZVMZlyqOe9SIOL8tYSBz1bI8acwovRwoX8=",
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "47585496bcb13fb72e4a90daeea2f434e2501998",
-        "type": "github"
-      },
-      "original": {
-        "owner": "NixOS",
-        "repo": "nixpkgs",
-        "rev": "47585496bcb13fb72e4a90daeea2f434e2501998",
-        "type": "github"
+    "root": {
+      "inputs": {
+        "devenv": "devenv",
+        "flake-utils": "flake-utils_3",
+        "nixpkgs": "nixpkgs_3"
       }
     },
-    "old-ghc-nix": {
-      "flake": false,
+    "systems": {
       "locked": {
-        "lastModified": 1631092763,
-        "narHash": "sha256-sIKgO+z7tj4lw3u6oBZxqIhDrzSkvpHtv0Kki+lh9Fg=",
-        "owner": "angerman",
-        "repo": "old-ghc-nix",
-        "rev": "af48a7a7353e418119b6dfe3cd1463a657f342b8",
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
         "type": "github"
       },
       "original": {
-        "owner": "angerman",
-        "ref": "master",
-        "repo": "old-ghc-nix",
+        "owner": "nix-systems",
+        "repo": "default",
         "type": "github"
       }
     },
-    "root": {
-      "inputs": {
-        "flake-utils": "flake-utils",
-        "haskellNix": "haskellNix",
-        "nixpkgs": [
-          "haskellNix",
-          "nixpkgs-unstable"
-        ]
-      }
-    },
-    "stackage": {
-      "flake": false,
+    "systems_2": {
       "locked": {
-        "lastModified": 1718929367,
-        "narHash": "sha256-bnKJcGMjPgyz27FWGVEdmEmR8OMODkaZaYZ130ivYYk=",
-        "owner": "input-output-hk",
-        "repo": "stackage.nix",
-        "rev": "d6973801d2ca4ea6f27741d53b7f9cb21c7b72bb",
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
         "type": "github"
       },
       "original": {
-        "owner": "input-output-hk",
-        "repo": "stackage.nix",
+        "owner": "nix-systems",
+        "repo": "default",
         "type": "github"
       }
     },
-    "systems": {
+    "systems_3": {
       "locked": {
         "lastModified": 1681028828,
         "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
diff --git a/flake.nix b/flake.nix
index 42ba490a..23909685 100644
--- a/flake.nix
+++ b/flake.nix
@@ -1,43 +1,50 @@
 {
   inputs = {
+    devenv.url = "github:cachix/devenv";
     flake-utils.url = "github:numtide/flake-utils";
-    haskellNix.url = "github:input-output-hk/haskell.nix";
-    nixpkgs.follows = "haskellNix/nixpkgs-unstable";
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11";
   };
 
-  outputs = { self, flake-utils, haskellNix, nixpkgs }:
-    let
-      supportedSystems = [
-        "x86_64-darwin"
-        "x86_64-linux"
-      ];
-    in
-    flake-utils.lib.eachSystem supportedSystems (system:
+  # nixConfig = {
+  #   extra-trusted-public-keys = "devenv.cachix.org-1:w1cLUi8dv3hnoSPGAuibQv+f9TZLr6cv/Hm9XgU50cw=";
+  #   extra-substituters = "https://devenv.cachix.org";
+  # };
+
+  outputs = inputs@{ self, devenv, flake-utils, nixpkgs }:
+    # let
+    #   supportedSystems = [
+    #   "x86_64-darwin"
+    #   "x86_64-linux"
+    # ];
+    # in
+    flake-utils.lib.eachDefaultSystem (system:
       let
-        # https://input-output-hk.github.io/haskell.nix/tutorials/getting-started-flakes.html
-        pkgs = import nixpkgs {
-          inherit system;
-          inherit (haskellNix) config;
-          overlays = [ haskellNix.overlay ];
+        pkgs = nixpkgs.legacyPackages.${system};
+        mkHaskellShell = ghcPackage: pkgs.mkShell {
+          buildInputs = [
+            ghcPackage
+            pkgs.cabal-install
+            pkgs.zsh
+          ];
         };
       in
       {
         devShells = rec {
-          ghc810 = import ./shell.nix { inherit pkgs; ghcVersion = "8.10"; };
-          ghc90 = import ./shell.nix { inherit pkgs; ghcVersion = "9.0"; };
+          ghc810 = mkHaskellShell pkgs.haskell.compiler.ghc810;
+          ghc90 = mkHaskellShell pkgs.haskell.compiler.ghc90;
           default = ghc90;
         };
       });
 
-  # --- Flake Local Nix Configuration ----------------------------
-  nixConfig = {
-    # This sets the flake to use the IOG nix cache.
-    # Nix should ask for permission before using it,
-    # but remove it here if you do not want it to.
-    extra-substituters = [ "https://cache.iog.io" ];
-    extra-trusted-public-keys = [
-      "hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ="
-    ];
-    allow-import-from-derivation = "true";
-  };
+  # # --- Flake Local Nix Configuration ----------------------------
+  # nixConfig = {
+  #   # This sets the flake to use the IOG nix cache.
+  #   # Nix should ask for permission before using it,
+  #   # but remove it here if you do not want it to.
+  #   extra-substituters = [ "https://cache.iog.io" ];
+  #   extra-trusted-public-keys = [
+  #     "hydra.iohk.io:f/Ea+s+dFdN+3Y/G+FDgSq+a5NEWhJGzdjvKNGv0/EQ="
+  #   ];
+  #   allow-import-from-derivation = "true";
+  # };
 }