Refactor components and pages for improved readability and consistency

- Updated BackgroundImage.astro to format props for better readability.
- Adjusted FightTable.svelte to remove unnecessary trailing commas.
- Modified GroupTable.svelte to fix sorting syntax.
- Cleaned up LanguageWarning.astro by standardizing import statements.
- Enhanced Login.svelte for better formatting and readability.
- Simplified Navbar.svelte by merging multi-line attributes into single lines.
- Streamlined PostComponent.astro by condensing Image component props.
- Improved SearchComponent.svelte for consistent spacing and formatting.
- Refined TagComponent.astro for better readability and structure.
- Updated PageLayout.astro to simplify div structure.
- Enhanced downloads.astro for improved readability and consistency.
- Cleaned up index.astro in help directory for better formatting.
- Refactored index.astro in main pages for improved readability.
- Standardized login.astro for better formatting.
- Cleaned up not-found.astro for consistent import formatting.
- Enhanced [...schem].astro for better readability.
- Refactored [mode].astro for consistent import formatting.
- Improved [...gamemode].astro for better readability.
- Cleaned up [mode].astro in regeln directory for consistent formatting.
- Refactored index.astro in regeln directory for improved readability.
- Enhanced fight.astro for consistent import formatting.

src/components/Login.svelte

@@ -90,7 +90,10 @@
         <p class="mt-2 text-red-500">{error}</p>
     {/if}
     <button class="btn mt-4 justify-center w-full" type="submit" onclick={preventDefault(login)}>{t("login.submit")}</button>
-    <a class="btn mt-4 justify-center w-full" href="https://discord.com/oauth2/authorize?client_id=869606970099904562&response_type=token&redirect_uri=https%3A%2F%2Fsteamwar.de%2Flogin&scope=identify">
+    <a
+        class="btn mt-4 justify-center w-full"
+        href="https://discord.com/oauth2/authorize?client_id=869606970099904562&response_type=token&redirect_uri=https%3A%2F%2Fsteamwar.de%2Flogin&scope=identify"
+    >
         {t("login.discord")}
     </a>
 </form>
@@ -137,7 +140,9 @@
         text-decoration: none;
         font-size: 0.85rem;
         border-bottom: 1px solid transparent;
-        transition: color 0.2s, border-color 0.2s;
+        transition:
+            color 0.2s,
+            border-color 0.2s;
     }
 
     .sw-link:hover {