From 3bd158e72e6a22a4505479360e05a84b0c83a503 Mon Sep 17 00:00:00 2001
From: Daniel Woffinden <daw@hey.com>
Date: Sun, 12 Jul 2026 22:35:36 +0100
Subject: [PATCH] cgt-calc: fix build by backporting uv-build relaxation

On latest unstable:
```
ERROR Missing dependencies:
        uv_build<0.11.0,>=0.8.23
error: Cannot build '/nix/store/w9vn8bl71zib3lgf4dfrdkrfasz9alnx-cgt-calc-2.0.0.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/kg4zwzbh10vn51h0r6g6jmlhh0wb6k93-cgt-calc-2.0.0-dist
         /nix/store/wnr2qzvnw7l0czbaa0qqm2wdjyfrbnfb-cgt-calc-2.0.0
       Last 25 log lines:
       > Using pypaBuildPhase
       > Sourcing python-runtime-deps-check-hook
       > Using pythonRuntimeDepsCheckHook
       > Sourcing pypa-install-hook
       > Using pypaInstallPhase
       > Sourcing python-imports-check-hook.sh
       > Using pythonImportsCheckPhase
       > Sourcing python-namespaces-hook
       > Sourcing python-catch-conflicts-hook.sh
       > Running phase: unpackPhase
       > unpacking source archive /nix/store/xf1v660b4w4kv0sk1qhwx5lx9gapacgz-source
       > source root is source
       > setting SOURCE_DATE_EPOCH to timestamp 315619200 of file "source/uv.lock"
       > Running phase: patchPhase
       > Running phase: updateAutotoolsGnuConfigScriptsPhase
       > Running phase: configurePhase
       > no configure script, doing nothing
       > Running phase: buildPhase
       > Executing pypaBuildPhase
       > Creating a wheel...
       > pypa build flags: --no-isolation --outdir dist/ --wheel
       > * Getting build dependencies for wheel...
       >
       > ERROR Missing dependencies:
       >     uv_build<0.11.0,>=0.8.23
       For full logs, run:
         nix log /nix/store/w9vn8bl71zib3lgf4dfrdkrfasz9alnx-cgt-calc-2.0.0.drv
```

Fix is upstream but not yet released: https://github.com/KapJI/capital-gains-calculator/pull/781
---
 pkgs/by-name/cg/cgt-calc/package.nix | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/pkgs/by-name/cg/cgt-calc/package.nix b/pkgs/by-name/cg/cgt-calc/package.nix
index 700ead59662e..482be86743b2 100644
--- a/pkgs/by-name/cg/cgt-calc/package.nix
+++ b/pkgs/by-name/cg/cgt-calc/package.nix
@@ -1,6 +1,7 @@
 {
   lib,
   fetchFromGitHub,
+  fetchpatch,
   python3Packages,
   withTeXLive ? true,
   texliveSmall,
@@ -17,6 +18,15 @@ python3Packages.buildPythonApplication (finalAttrs: {
     hash = "sha256-KPzADW+n82X08IMfSIl5JyYPm8fxbbowud8sBdUxRgA=";
   };
 
+  patches = [
+    (fetchpatch {
+      # https://github.com/KapJI/capital-gains-calculator/pull/781
+      name = "update uv-build requirement.patch";
+      url = "https://github.com/KapJI/capital-gains-calculator/commit/0222eafdcf1911f3e2fd781697dc53311f529f62.patch";
+      hash = "sha256-L8jgrdA9t3x8mdaLmAuW6vFhHCLGA+0gQ/8j9EcYKhE=";
+    })
+  ];
+
   build-system = with python3Packages; [
     uv-build
   ];