WIP 2

flake.nix

@@ -4,22 +4,23 @@
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05";
     flake-utils.url = "github:numtide/flake-utils";
+
+    pyproject-nix = {
+      url = "github:pyproject-nix/pyproject.nix";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
-  outputs = { self, nixpkgs, flake-utils, ... }:
+  outputs = { self, nixpkgs, flake-utils, pyproject-nix }:
     flake-utils.lib.eachDefaultSystem (system:
       let
         pkgs = import nixpkgs { inherit system; };
 
-        python = pkgs.python313.withPackages (ps: with ps; [
-          isort
-          flake8
-          semver
-          toml
-          requests
-          pyyaml
-          packaging
-        ]);
+        pythonProject = pyproject-nix.lib.project.loadPyproject {
+          projectRoot = ./.;
+        };
+
+        pythonInterpreter = pkgs.python313;
 
         pythonPackage = pkgs.python3Packages.buildPythonPackage {
           name = "release-action";
@@ -32,24 +33,18 @@
               pkgs.envsubst
               pkgs.just
               pkgs.gitea-actions-runner
-              python
+              (pythonInterpreter.withPackages
+                (pythonProject.renderers.withPackages {
+                  python = pythonInterpreter;
+                  extraPackages = ps: with ps; [ flake8 isort ];
+                }))
             ];
           };
 
-          packages.default = pkgs.writers.writePython3Bin
-            "release-action"
-            {
-              libraries = with pkgs.python3Packages; [
-                semver # TODO move to setup.py?
-                toml
-                requests
-                pythonPackage
-                pyyaml
-                packaging
-              ];
-            }
-            (builtins.readFile ./src/main.py)
-          ;
+          packages.default = pythonInterpreter.pkgs.buildPythonPackage (
+            pythonProject.renderers.buildPythonPackage {
+              python = pythonInterpreter;
+            });
         }
     );
 }