fix

src/hooks/use-writing-check.ts

@@ -7,8 +7,18 @@ import type { WritingFeedback } from "@/types"
 const AUTH_DAILY_LIMIT = 10
 const GUEST_DAILY_LIMIT = 3
 
-const SUPABASE_URL = import.meta.env.VITE_SUPABASE_URL as string
-const SUPABASE_ANON_KEY = (import.meta.env.VITE_SUPABASE_ANON_KEY || import.meta.env.VITE_SUPABASE_PUBLISHABLE_KEY) as string
+// Resolve env at runtime — production injects window.__ENV__ via docker/entrypoint.sh,
+// dev reads from Vite's import.meta.env. Must match src/lib/supabase.ts.
+function resolveSupabaseEnv() {
+  const runtime = (window as unknown as { __ENV__?: Record<string, string> }).__ENV__ ?? {}
+  const url = runtime.VITE_SUPABASE_URL || import.meta.env.VITE_SUPABASE_URL
+  const key =
+    runtime.VITE_SUPABASE_ANON_KEY ||
+    runtime.VITE_SUPABASE_PUBLISHABLE_KEY ||
+    import.meta.env.VITE_SUPABASE_ANON_KEY ||
+    import.meta.env.VITE_SUPABASE_PUBLISHABLE_KEY
+  return { url: url as string | undefined, key: key as string | undefined }
+}
 
 // Calls the writing-check-dbiz Supabase edge function.
 // SSE format emitted by the function: data: {"text":"..."} | data: [DONE]
@@ -16,12 +26,16 @@ async function callEdgeFunction(
   content: string,
   onChunk?: (text: string) => void,
 ): Promise<WritingFeedback> {
-  const res = await fetch(`${SUPABASE_URL}/functions/v1/writing-check-dbiz`, {
+  const { url, key } = resolveSupabaseEnv()
+  if (!url || !key) {
+    throw new Error("Supabase chưa được cấu hình. Vui lòng kiểm tra biến môi trường.")
+  }
+  const res = await fetch(`${url}/functions/v1/writing-check-dbiz`, {
     method: "POST",
     headers: {
       "Content-Type": "application/json",
-      Authorization: `Bearer ${SUPABASE_ANON_KEY}`,
-      apikey: SUPABASE_ANON_KEY,
+      Authorization: `Bearer ${key}`,
+      apikey: key,
     },
     body: JSON.stringify({ content }),
   })