{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
    flake-parts.url = "github:hercules-ci/flake-parts";
  };

  outputs =
    inputs@{ nixpkgs, flake-parts, ... }:
    flake-parts.lib.mkFlake { inherit inputs; } {
      systems = [
        "x86_64-linux"
      ];

      perSystem =
        { pkgs, system, ... }:
        let
          python = pkgs.python314.override {
            packageOverrides = self: super: {
              python-cryptography-fernet-wrapper = super.buildPythonPackage rec {
                pname = "python-cryptography-fernet-wrapper";
                version = "1.0.4";
                format = "setuptools";

                src = pkgs.fetchPypi {
                  inherit pname version;
                  hash = "sha256-dPEYr612POscHqq6awbhnMNeXP+0AI5xVGdRcfoRapI=";
                };
              };

              simplematrixbotlib = super.buildPythonPackage rec {
                pname = "simplematrixbotlib";
                version = "2.12.3";
                pyproject = true;

                src = pkgs.fetchFromCodeberg {
                  owner = "imbev";
                  repo = pname;
                  rev = "a4e649091b68ea48d7461813fd349b2c6f99b8f4";
                  hash = "sha256-RwMRcSKtSz/UQKZI//utgE/iAv5g4zel1eHlsRk9uZk=";
                };

                propagatedBuildInputs = with self; [
                  atomicwrites
                  cachetools
                  cryptography
                  markdown
                  matrix-nio
                  peewee
                  pillow
                  poetry-core
                  python-cryptography-fernet-wrapper
                  python-olm
                  toml
                ];

                postPatch = ''
                  sed -i 's/10.0.1/12.0.0/g' pyproject.toml
                '';
              };
            };
          };
        in
        {
          _module.args.pkgs = import inputs.nixpkgs {
            inherit system;
            config.permittedInsecurePackages = [
              "olm-3.2.16"
            ];
          };

          devShells.default = pkgs.mkShell {
            buildInputs = [
              (python.withPackages (
                py: with py; [
                  mautrix
                  pyparsing
                  python-cryptography-fernet-wrapper
                  python-dotenv
                  python-lsp-server
                  requests
                  ruff
                  simplematrixbotlib
                ]
              ))
            ];
          };
        };
    };
}