From b8298618b630ad41244f5394b823a2a21e190ed9 Mon Sep 17 00:00:00 2001
From: moons-14 <moons@moons14.com>
Date: Thu, 18 Jun 2026 06:57:00 +0900
Subject: [PATCH] fix

---
 modules/applications/ssh/default.nix | 9 +++++++++
 modules/applications/ssh/home.nix    | 6 ++++++
 2 files changed, 15 insertions(+)

diff --git a/modules/applications/ssh/default.nix b/modules/applications/ssh/default.nix
index f3debb2..7e5b87c 100644
--- a/modules/applications/ssh/default.nix
+++ b/modules/applications/ssh/default.nix
@@ -32,6 +32,15 @@ in
       default = { };
       description = "SSH match blocks";
     };
+
+    githubIdentityFiles = lib.mkOption {
+      type = lib.types.listOf lib.types.str;
+      default = [
+        "~/.ssh/id_ed25519_sk_rk"
+        "~/.ssh/id_ed25519"
+      ];
+      description = "SSH identity files for GitHub (tried in order)";
+    };
   };
 
   config = lib.mkIf cfg.enable {
diff --git a/modules/applications/ssh/home.nix b/modules/applications/ssh/home.nix
index e0e34b7..ee730fb 100644
--- a/modules/applications/ssh/home.nix
+++ b/modules/applications/ssh/home.nix
@@ -25,6 +25,12 @@ in
           enableDefaultConfig = false;
 
           settings = cfg.matchBlocks // {
+            "github.com" = {
+              IdentityFile = cfg.githubIdentityFiles;
+              IdentitiesOnly = true;
+              AddKeysToAgent = cfg.addKeysToAgent;
+            };
+
             "*" = {
               IdentityFile = cfg.defaultIdentityFile;
               AddKeysToAgent = cfg.addKeysToAgent;