nginx: Reduce number of rotated logs kept around

configuration/default.nix

@@ -153,7 +153,12 @@
   services.logrotate = {
     enable = true;
 
-    settings = lib.mapAttrs' (virtualHost: _:
+    settings =
+      {
+        # Override the default, just keep fewer logs
+        nginx.rotate = 6;
+      }
+      // lib.mapAttrs' (virtualHost: _:
         lib.nameValuePair "/var/log/nginx/${virtualHost}/access.log" {
           frequency = "daily";
           rotate = 2;

configuration/services/metrics/victoriametrics.nix

@@ -1,6 +1,9 @@
 {config, ...}: {
   config.services.victoriametrics = {
     enable = true;
+    extraOptions = [
+      "-storage.minFreeDiskSpaceBytes=5GB"
+    ];
 
     scrapeConfigs = {
       gitea = {