nixify and fixify

flake.nix

@@ -0,0 +1,57 @@
+{
+  inputs = {
+    nixpkgs.url = "nixpkgs/nixos-23.05";
+  };
+
+  outputs = { self, nixpkgs }: let
+    system = "x86_64-linux";
+    pkgs = nixpkgs.legacyPackages.${system};
+  in {
+    packages.${system} = {
+      default = self.packages.${system}.pvv-calendar-bot;
+      pvv-calendar-bot = pkgs.python3Packages.buildPythonPackage {
+        name = "pvv-calendar-bot";
+        src = ./.;
+        format = "pyproject";
+
+        nativeBuildInputs = [
+          pkgs.python3Packages.setuptools
+        ];
+
+        propagatedBuildInputs = with pkgs.python3Packages; [
+          beautifulsoup4
+          markdown2
+          matrix-nio
+          requests
+        ];
+      };
+    };
+
+    nixosModules.default = ./module.nix;
+
+    overlays.${system}.default = prevPackages: finalPackages: {
+      inherit (self.packages.${system}) pvv-calendar-bot;
+    };
+
+    nixosConfigurations."test" = nixpkgs.lib.nixosSystem {
+      system = "x86_64-linux";
+      modules = [
+        self.nixosModules.default
+        { nixpkgs.overlays = [ self.overlays."x86_64-linux".default ]; }
+        {
+          boot.isContainer = true;
+
+          services.pvv-calendar-bot = {
+            enable = true;
+            settings.matrix = {
+              channel = "testchannel";
+              user = "testuser";
+              homeserver = "pvv.ntnu.no";
+            };
+            settings.secretsFile = pkgs.writeText "calendarSecrets" "snakeoil";
+          };
+        }
+      ];
+    };
+  };
+}