Revert "fix(app): startup efficiency (#18854)"

This reverts commit 546748a461.

packages/app/src/utils/server-health.ts

@@ -14,15 +14,6 @@ interface CheckServerHealthOptions {
 const defaultTimeoutMs = 3000
 const defaultRetryCount = 2
 const defaultRetryDelayMs = 100
-const cacheMs = 750
-const healthCache = new Map<
-  string,
-  { at: number; done: boolean; fetch: typeof globalThis.fetch; promise: Promise<ServerHealth> }
->()
-
-function cacheKey(server: ServerConnection.HttpBase) {
-  return `${server.url}\n${server.username ?? ""}\n${server.password ?? ""}`
-}
 
 function timeoutSignal(timeoutMs: number) {
   const timeout = (AbortSignal as unknown as { timeout?: (ms: number) => AbortSignal }).timeout
@@ -96,18 +87,5 @@ export function useCheckServerHealth() {
   const platform = usePlatform()
   const fetcher = platform.fetch ?? globalThis.fetch
 
-  return (http: ServerConnection.HttpBase) => {
-    const key = cacheKey(http)
-    const hit = healthCache.get(key)
-    const now = Date.now()
-    if (hit && hit.fetch === fetcher && (!hit.done || now - hit.at < cacheMs)) return hit.promise
-    const promise = checkServerHealth(http, fetcher).finally(() => {
-      const next = healthCache.get(key)
-      if (!next || next.promise !== promise) return
-      next.done = true
-      next.at = Date.now()
-    })
-    healthCache.set(key, { at: now, done: false, fetch: fetcher, promise })
-    return promise
-  }
+  return (http: ServerConnection.HttpBase) => checkServerHealth(http, fetcher)
 }