From 56dda125ff724d44c167149244c6b87033368915 Mon Sep 17 00:00:00 2001
From: Igor Sirotin <igor@logos.co>
Date: Tue, 11 Aug 2026 14:58:17 +0200
Subject: [PATCH] ci: pull and publish the Logos Attic cache in nix builds
 (#4071)

Adopts logos-co/setup-nix-cache-action (as in logos-delivery-module#69);
flake.nix substituter moves from the retired status.im nix-cache to
cache.nix.logos.co/public.

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>
---
 .github/workflows/ci-nix.yml | 7 +++++++
 flake.nix                    | 4 ++--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/ci-nix.yml b/.github/workflows/ci-nix.yml
index 7319f64aa..3e267c3e9 100644
--- a/.github/workflows/ci-nix.yml
+++ b/.github/workflows/ci-nix.yml
@@ -30,6 +30,13 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
+      # Self-hosted runners have Nix preinstalled.
+      - uses: logos-co/setup-nix-cache-action@v1
+        with:
+          install-nix: false
+          attic-token-ci: ${{ secrets.ATTIC_TOKEN_CI }}
+          attic-token-public: ${{ secrets.ATTIC_TOKEN_PUBLIC }}
+
       - name: 'Run Nix build for ${{ matrix.nixpkg }}'
         shell: bash
         run: nix build -L '.#${{ matrix.nixpkg }}'
diff --git a/flake.nix b/flake.nix
index 8de1db74a..157359b8c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,9 +2,9 @@
   description = "logos-delivery nim build flake";
 
   nixConfig = {
-    extra-substituters = [ "https://nix-cache.status.im/" ];
+    extra-substituters = [ "https://cache.nix.logos.co/public" ];
     extra-trusted-public-keys = [
-      "nix-cache.status.im-1:x/93lOfLU+duPplwMSBR+OlY4+mo+dCN7n0mr4oPwgY="
+      "public:l4HrXgL4nw246+LBh2SOJyhz64BoGegOYLheT/iIAPU="
     ];
   };