perf: Home-manager to module

feat: Optionise config

host/Senko/secrets/secrets.nix

@@ -0,0 +1,11 @@
+{
+  sops = {
+    age.keyFile = "/root/age.key";
+    secrets = {
+      vpn_bolt = {
+        format = "binary";
+        sopsFile = ./vpn_bolt.db;
+      };
+    };
+  };
+}

host/Senko/secrets/vpn_bolt.db

@@ -0,0 +1 @@
+../../Rias/secrets/vpn_bolt.db