Fix syntax errors

role/router-wireless-ap/default.nix

@@ -2,8 +2,9 @@
 
 with lib;
 
-let routerCfg = config.services.router;
-    cfg = config.services.router.wireless
+let
+  routerCfg = config.services.router;
+  cfg = config.services.router.wireless;
 in {
   options.services.wireless = {
     enable = mkEnableOption "router wireless service";
@@ -48,16 +49,16 @@ in {
     };
   };
 
-  config = mkIf cfg.enable let
+  imports = mkIf cfg.enable [ ./hostapd5ghz.nix ];
+
+  config = let
     wle24GhzEnabled = cfg.wleInterface24Ghz != null;
     wle5GhzEnabled = wleInterface5Ghz != null;
-  in {
+  in mkIf cfg.enable {
     boot.extraModprobeConfig = ''
       options cfg80211 ieee80211_regdom=${cfg.regulatoryCountryCode}
     '';
 
-    imports = [ ./hostapd5ghz.nix ];
-
     services.udev.packages = [ pkgs.crda ]; # TODO: Still required with 20.03?
 
     services.hostapd5ghz = {
@@ -68,7 +69,8 @@ in {
       wpaPassphrase = cfg.passphrase;
       channel = 36;
       extraConfig = ''
-        ${optionalString wle24GhzEnabled "except-interface=${cfg.wleInterface24Ghz}"}
+        ${optionalString wle24GhzEnabled
+        "except-interface=${cfg.wleInterface24Ghz}"}
         max_num_sta=255
 
         #Details for Connecting Clients via WPA2 TKIP
@@ -139,7 +141,8 @@ in {
       wpaPassphrase = cfg.passphrase;
       channel = 6;
       extraConfig = ''
-        ${optionalString wle5GhzEnabled "except-interface=${cfg.wleInterface5Ghz}"}
+        ${optionalString wle5GhzEnabled
+        "except-interface=${cfg.wleInterface5Ghz}"}
 
         #macaddr_acl sets options for mac address filtering. 0 means "accept unless in deny list"
         macaddr_acl=0