fix(ceremony): refresh session

ceremony/src/lib/supabase/client.ts

@@ -1,10 +1,72 @@
 import { createClient, type SupabaseClient } from "@supabase/supabase-js"
+import { browser } from "$app/environment"
 
 const SUPABASE_ANON_KEY = import.meta.env.VITE_SUPABASE_ANON_KEY
 const SUPABASE_URL = import.meta.env.VITE_SUPABASE_URL
 
-export const supabase: SupabaseClient = createClient(SUPABASE_URL, SUPABASE_ANON_KEY, {
-  auth: {
-    autoRefreshToken: true
+export const createSupabaseClient = () => {
+  let client: SupabaseClient | null = null
+  let refreshInterval: NodeJS.Timeout | null = null
+  const REFRESH_INTERVAL = 5 * 60 * 1000 // 5 minutes
+
+  const getClient = () => {
+    if (client) return client
+
+    client = createClient(SUPABASE_URL, SUPABASE_ANON_KEY)
+
+    if (browser) {
+      const refreshSession = async (supabase: SupabaseClient) => {
+        try {
+          const {
+            data: { session },
+            error
+          } = await supabase.auth.getSession()
+
+          if (error || !session) {
+            if (refreshInterval) clearInterval(refreshInterval)
+            refreshInterval = null
+            return
+          }
+
+          const {
+            data: { session: newSession },
+            error: refreshError
+          } = await supabase.auth.refreshSession({
+            refresh_token: session.refresh_token
+          })
+
+          if (refreshError) {
+            console.error("Session refresh failed:", refreshError)
+            return
+          }
+
+          if (!newSession) {
+            if (refreshInterval) clearInterval(refreshInterval)
+            refreshInterval = null
+          }
+        } catch (error) {
+          console.error("Session refresh failed:", error)
+        }
+      }
+
+      refreshInterval = setInterval(() => {
+        if (client) {
+          refreshSession(client)
+        }
+      }, REFRESH_INTERVAL)
+
+      // Clean up on window unload
+      window.addEventListener("beforeunload", () => {
+        if (refreshInterval) {
+          clearInterval(refreshInterval)
+        }
+      })
+    }
+
+    return client
   }
-})
+
+  return getClient()
+}
+
+export const supabase = createSupabaseClient()