feat: add VictoriaMetrics module, update Dovecot Sieve extensions, and fix Grafana service expression

hosts/fw/configuration.nix

@@ -26,6 +26,7 @@
     ./modules/podman.nix
     ./modules/omada.nix
     ./modules/ddclient.nix
+    ./utils/modules/victoriametrics
     # ./modules/wol.nix
 
 
@@ -42,7 +43,7 @@
 
     # git
     ./modules/gitea.nix
-    ./modules/fwmetrics.nix
+    # ./modules/fwmetrics.nix
 
     # ha customers
     ./modules/ha-customers

hosts/mail/modules/dovecot.nix

@@ -99,6 +99,9 @@ in
     mailLocation = "maildir:/var/vmail/%d/%n/Maildir";
     mailUser = "vmail";
     mailGroup = "vmail";
+
+    sieve.extensions = [ "copy" "editheader" "relational" "reject" "fileinto" "imap4flags" "vacation-seconds" ];
+
     extraConfig = ''
       ssl = yes
       ssl_cert = </var/lib/acme/imap.${domain}/fullchain.pem

hosts/web-arm/modules/grafana/alerting/service/service_down.nix

@@ -68,7 +68,7 @@
           datasourceUid = "vm-datasource-uid";
           model = {
             editorMode = "code";
-            expr = "node_systemd_unit_state{state=\"active\", name=\"microvm@git-runner-1.service \"} OR on() vector(0)";
+            expr = "node_systemd_unit_state{state=\"active\", name=\"microvm@git-runner-1.service\"} OR on() vector(0)";
             hide = false;
             intervalMs = 1000;
             legendFormat = "__auto";
@@ -315,4 +315,4 @@
       };
     }
   ];
-}
+}