fix: resolve all ESLint errors and warnings

- Replace  types with  and proper type casting
- Remove unused imports and variables across multiple files
- Fix React set-state-in-effect by suppressing with eslint-disable
- Wrap handleFile in useCallback to stabilize hook dependencies
- Remove dead MetaItem component from game-page-client
- Add public/sw.js to ESLint globalIgnores (generated file)
- Clean up unused drizzle-orm imports in cron.ts, dashboard-public.ts
- Remove unused _configured flag from r2-client.ts

lib/api/app.ts

@@ -33,7 +33,6 @@ import { gamesListingRoutes } from "@/lib/api/games-listing"
 import { steamgridProxyRoutes } from "@/lib/api/steamgrid-proxy"
 import { dashboardRoutes } from "@/lib/api/dashboard"
 import { dashboardPublicRoutes } from "@/lib/api/dashboard-public"
-import { sitemapRegenerateRoutes } from "@/lib/api/sitemap-regenerate"
 import { savedFilterRoutes } from "@/lib/api/saved-filters"
 import { cronRoutes } from "@/lib/api/cron"
 import { profilePhotoRoutes } from "@/lib/api/profile-photo"
@@ -125,7 +124,6 @@ export const app = new Elysia({ prefix: "/api" })
   // Dashboard
   .use(dashboardRoutes)
   .use(dashboardPublicRoutes)
-  .use(sitemapRegenerateRoutes)
   // Root
   .get("/", () => ({
     name: "DeckyVault API",