feat: add administration page and account role management

- Implemented `AdministrationContent` component for managing account roles.
- Created `AdministrationPage` to serve as the main entry point for administration tasks.
- Added PDF preview functionality with `PdfPreviewFrame` component for invoice generation.
- Introduced `InputColor` component for advanced color selection with various formats.
- Established color conversion utilities in `color-converter.ts` for handling color formats.
- Defined appearance-related schemas and types in `appearance.ts` for consistent theme management.

src/components/analytics/umami-script.tsx

@@ -4,20 +4,20 @@ import Script from "next/script";
 import { env } from "~/env";
 
 export function UmamiScript() {
-    if (process.env.NODE_ENV === "development") {
-        return null;
-    }
+  if (process.env.NODE_ENV === "development") {
+    return null;
+  }
 
-    if (!env.NEXT_PUBLIC_UMAMI_WEBSITE_ID || !env.NEXT_PUBLIC_UMAMI_SCRIPT_URL) {
-        return null;
-    }
+  if (!env.NEXT_PUBLIC_UMAMI_WEBSITE_ID || !env.NEXT_PUBLIC_UMAMI_SCRIPT_URL) {
+    return null;
+  }
 
-    return (
-        <Script
-            defer
-            src={env.NEXT_PUBLIC_UMAMI_SCRIPT_URL}
-            data-website-id={env.NEXT_PUBLIC_UMAMI_WEBSITE_ID}
-            strategy="afterInteractive"
-        />
-    );
+  return (
+    <Script
+      defer
+      src={env.NEXT_PUBLIC_UMAMI_SCRIPT_URL}
+      data-website-id={env.NEXT_PUBLIC_UMAMI_WEBSITE_ID}
+      strategy="afterInteractive"
+    />
+  );
 }