automatic garbage collection

configuration.nix

@@ -614,6 +614,10 @@ systemd.user.services = {
 networking.firewall.enable = false;
 
 system.copySystemConfiguration = true;
+nix.gc = {
+  enable = true;
+  dates = "weekly";
+};
 
 system.stateVersion = VERSION;
 

configuration.org

@@ -8,16 +8,10 @@
   - [ ] fail2ban
   - [ ] Bluetooth multiple devices + pass-through
   - [ ] SSH settings
-  - [ ] GNUPG keys
   - [ ] Automatic updates
-  - [ ] Automatic garbage collection
   - [ ] Firewall ports
   - [ ] Topgrade (perhaps unnecessary)
-- [-] SystemD services [4/5]
-  - [X] docker-compose
-  - [X] snapraid
-  - [X] FStrim
-  - [X] BTRFS scrub
+- [ ] SystemD services [4/5]
   - [ ] Personal scripts [0/3]
     - [ ] download
     - [ ] Instagram
@@ -939,6 +933,10 @@ accidentally delete configuration.nix.
 
 #+begin_src nix
 system.copySystemConfiguration = true;
+nix.gc = {
+  enable = true;
+  dates = "weekly";
+};
 #+end_src
 
 ** NIX VERSION