nixos/crowdsec-firewall-bouncer: Fix missing systemd dependencies to firewall services (#476651)

nixos/modules/services/security/crowdsec-firewall-bouncer.nix

@@ -301,17 +301,24 @@ in
               # Replace the api_key placeholder with the secret
               ${lib.getExe pkgs.replace-secret} '@API_KEY_FILE@' "$CREDENTIALS_DIRECTORY/API_KEY_FILE" ${final-config-file}
             '';
+
+            isIptables = (cfg.settings.mode == "iptables") || (cfg.settings.mode == "ipset");
+            isNftables = cfg.settings.mode == "nftables";
           in
           rec {
             description = "CrowdSec Firewall Bouncer";
             wantedBy = [ "multi-user.target" ];
-            after = [ "network.target" ] ++ (lib.optional config.services.crowdsec.enable "crowdsec.service");
+            partOf = lib.optional isNftables "nftables.service" ++ lib.optional isIptables "firewall.service";
+            after =
+              lib.optional isNftables "nftables.service"
+              ++ lib.optional isIptables "firewall.service"
+              ++ lib.optional config.services.crowdsec.enable "crowdsec.service";
             wants = after;
             requires = lib.optional cfg.registerBouncer.enable "crowdsec-firewall-bouncer-register.service";
 
             # When using iptables/ipset modes, the bouncer calls external binaries so they must be added to the path.
             # For nftables mode, it does not depend on external binaries.
-            path = lib.optionals ((cfg.settings.mode == "iptables") || (cfg.settings.mode == "ipset")) [
+            path = lib.optionals isIptables [
               pkgs.iptables
               pkgs.ipset
             ];
@@ -381,6 +388,9 @@ in
   };
 
   meta = {
-    maintainers = with lib.maintainers; [ nicomem ];
+    maintainers = with lib.maintainers; [
+      nicomem
+      tornax
+    ];
   };
 }