Renamed the "error" static assets at the Resources folder in the Website service target as "not-found".

Services/Website/Sources/Library/Internal/Enumerations/StaticFile.swift

@@ -7,8 +7,6 @@ import Infrastructure
 enum StaticFile: Asset, CaseIterable {
     /// The `apple-touch-icon.png` icon.
     case appleTouchIcon
-    /// The `css/error.css` stylesheet and `js/error.js` script for the not-found page.
-    case error
     /// The `favicon.ico` icon.
     case favicon
     /// The `icon.svg` icon.
@@ -19,6 +17,8 @@ enum StaticFile: Asset, CaseIterable {
     case icon512
     /// The `css/index.css` stylesheet and `js/index.js` script for the landing page.
     case index
+    /// The `css/not-found.css` stylesheet and `js/not-found.js` script for the not-found page.
+    case notFound
     /// The `robots.txt` crawler directives.
     case robots
     /// The `css/shared.css` stylesheet and `js/shared.js` script shared across pages.
@@ -41,8 +41,8 @@ extension StaticFile {
         case .appleTouchIcon,
              .icon192,
              .icon512: [.png]
-        case .error,
-             .index,
+        case .index,
+             .notFound,
              .shared: [.css, .js]
         case .favicon: [.ico]
         case .icon: [.svg]
@@ -56,12 +56,12 @@ extension StaticFile {
     var fileName: String {
         switch self {
         case .appleTouchIcon: "apple-touch-icon"
-        case .error: "error"
         case .favicon: "favicon"
         case .icon: "icon"
         case .icon192: "icon-192"
         case .icon512: "icon-512"
         case .index: "index"
+        case .notFound: "not-found"
         case .robots: "robots"
         case .shared: "shared"
         case .site: "site"