chore(nix): Migrate inkscape from homebrew to nix

Also add overlay to ignore pytest for some python packages, because
python is pain

.config/nix/darwin/configuration.nix

@@ -7,7 +7,17 @@
 
   # NOTE: List packages installed in system profile. To search by name, run:
   # `nix-env -qaP | grep wget`
-  environment.systemPackages = [
+  environment.systemPackages =
+  let
+    dontCheckPython = drv: drv.overridePythonAttrs (old: {
+    });
+    python = (pkgs.python312Full.withPackages (py: [
+      py.pip
+      py.tkinter
+      py.dnspython
+    ]));
+  in
+  [
     pkgs.zsh
     pkgs.git
     pkgs.vim
@@ -16,11 +26,8 @@
     pkgs.passExtensions.pass-otp
     pkgs.gnupg
     pkgs.htop-vim
-    (pkgs.python312Full.withPackages (py: [
-      py.pip
-      py.tkinter
-    ]))
-    # FIXME: Build failed, dnspython pytest keep returning FAILED caused by timeout. Maybe find a way to bypass check for them
+    python
+    (pkgs.inkscape.override { python3 = python; })
     # (pkgs.poetry.override { python3 = python; })
     pkgs.fastfetch
     pkgs.eza

.config/nix/darwin/default.nix

@@ -1,10 +1,27 @@
 { inputs, nixpkgs, nix-darwin, home-manager, vars, ... }:
 
 let
+  disablePyChecks = pkg: pkg.overridePythonAttrs (old: {
+    doCheck = false;
+    doInstallCheck = false;
+    dontCheck = true;
+  });
   systemConfig = system: {
     system = system;
     pkgs = import nixpkgs {
       inherit system;
+      overlays = [(final: prev: {
+        pythonPackagesExtensions = prev.pythonPackagesExtensions ++ [(pyfinal: pyprev: {
+          dnspython = (disablePyChecks pyprev.dnspython).overridePythonAttrs (old: {
+            disabledTests = [
+              # This test is unreliable when my internet is throttled by Indonesian ISP, timeout everywhere... lovely...
+              "test_resolver"
+            ] ++ old.disabledTests;
+          });
+          pillow = disablePyChecks pyprev.pillow;
+          cherrypy = disablePyChecks pyprev.cherrypy;
+        })];
+      })];
       config.allowUnfree = true;
     };
   };