fix: safari can not in (#1590)

web/utils/stream.ts

@@ -1,21 +0,0 @@
-// https://developer.chrome.com/articles/fetch-streaming-requests/#feature-detection
-export const isSupportNativeFetchStream = () => {
-  const supportsRequestStreams = (() => {
-    let duplexAccessed = false
-
-    const params = {
-      body: new ReadableStream(),
-      method: 'POST',
-      get duplex() {
-        duplexAccessed = true
-        return 'half'
-      },
-    }
-
-    const hasContentType = new Request('', params).headers.has('Content-Type')
-
-    return duplexAccessed && !hasContentType
-  })()
-
-  return supportsRequestStreams
-}