chore: cleanup old endpoint

src/v1/card.tsx

@@ -63,10 +63,6 @@ export function card(app: App) {
         .derive(() => ({
           log: createLogger(),
         }))
-        // FE still uses this endpoint for some reason(aka lazy to change)
-        .head("/genshin/:uid/:char/preload", async ({ params: { uid } }) =>
-          redirect(`/genshin/${uid}/preload`),
-        )
         .head(
           "/genshin/:uid/preload",
           async ({ params: { uid }, log }) => {
@@ -95,7 +91,6 @@ export function card(app: App) {
           {
             params: t.Object({
               uid: t.String(),
-              char: t.Number(),
             }),
             detail: {
               tags: ["Card"],