Update to (somewhat?) dendritic pattern

Heavily inspired by https://github.com/Doc-Steve/dendritic-design-with-flake-parts.

> Atomic commits? Never heard of them!

secrets/nas-creds.age

@@ -0,0 +1,12 @@
+-----BEGIN AGE ENCRYPTED FILE-----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-----END AGE ENCRYPTED FILE-----

secrets/secrets.nix

@@ -0,0 +1,14 @@
+let
+  weckyy702 = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPHlqOxre3cZWtTRaQWqn0zKjsnFZGCI4qdbpAeaQE2g";
+  users = [ weckyy702 ];
+
+  keith = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKrauXP79zUm2FlVj3HRm+C8ufYAABiIoe68OCGbIm+2";
+  tux = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFB7bh6ioZrTSR0AkKvJ1qxVWX0kwcM8yeHghTYFGpqZ";
+  systems = [ keith tux ];
+in
+{
+  "nas-creds.age" = {
+    publicKeys = systems ++ users;
+    armor = true;
+  };
+}