style(nix): apply style fixes

configs/nixos/modules/services/homepage.nix

@@ -7,7 +7,9 @@
 let
   cfg = config.modules.services.homepage;
 
-  mkRegistryPath = registryName: host: entry: "registry.${registryName}.${host}.${entry}";
+  mkRegistryPath =
+    registryName: host: entry:
+    "registry.${registryName}.${host}.${entry}";
 
   homepageEntries = lib.concatLists (
     lib.mapAttrsToList (
@@ -19,7 +21,8 @@ let
     ) registry.homepage
   );
 
-  mkHref = item:
+  mkHref =
+    item:
     if item.homepage.href != null then
       item.homepage.href
     else if (item.composite.route or null) != null then
@@ -32,7 +35,8 @@ let
     else
       throw "${mkRegistryPath "homepage" item.host item.entry} needs href or a matching route entry";
 
-  mkServiceAttrs = item:
+  mkServiceAttrs =
+    item:
     lib.filterAttrs (_: value: value != null) {
       href = mkHref item;
       inherit (item.homepage) description icon;
@@ -40,15 +44,15 @@ let
 
   sortedEntries = lib.sort (left: right: left.homepage.name < right.homepage.name) homepageEntries;
 
-  insertEntry = acc: item:
+  insertEntry =
+    acc: item:
     acc
     // {
-      ${item.homepage.tab} = (acc.${item.homepage.tab} or { })
-        // {
-          ${item.homepage.section} = (acc.${item.homepage.tab}.${item.homepage.section} or [ ]) ++ [
-            { ${item.homepage.name} = mkServiceAttrs item; }
-          ];
-        };
+      ${item.homepage.tab} = (acc.${item.homepage.tab} or { }) // {
+        ${item.homepage.section} = (acc.${item.homepage.tab}.${item.homepage.section} or [ ]) ++ [
+          { ${item.homepage.name} = mkServiceAttrs item; }
+        ];
+      };
     };
 
   entriesByTab = lib.foldl' insertEntry { } sortedEntries;
@@ -80,13 +84,15 @@ let
     ];
   };
 
-  orderedSections = tab: sections:
+  orderedSections =
+    tab: sections:
     let
       sectionOrder = sectionOrderByTab.${tab} or [ ];
     in
     sectionOrder ++ lib.filter (section: !lib.elem section sectionOrder) (lib.attrNames sections);
 
-  mkTab = tab:
+  mkTab =
+    tab:
     let
       sections = entriesByTab.${tab};
     in
@@ -148,7 +154,9 @@ in
       openFirewall = true;
       inherit (cfg) listenPort;
       environmentFiles = [ cfg.environmentFile ];
-      allowedHosts = lib.concatStringsSep "," (if cfg.allowedHosts == null then derivedAllowedHosts else cfg.allowedHosts);
+      allowedHosts = lib.concatStringsSep "," (
+        if cfg.allowedHosts == null then derivedAllowedHosts else cfg.allowedHosts
+      );
       services = homepageServices;
       widgets = [
         {