batch corrections

- PostCard: fix post.status → post.state (all posts showed Draft)
- compose: remove expo-file-system File import (not installed, Expo 54 incompatible)
- compose: fix native FormData upload pattern for React Native
- compose: add missing Bearer prefix on upload Authorization header
- posts: memoize date range and include in query key to avoid stale closures

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

artifacts/postiz-mobile/app/(tabs)/posts.tsx

@@ -1,7 +1,7 @@
 import { Feather } from "@expo/vector-icons";
 import { useQuery, useQueryClient } from "@tanstack/react-query";
 import axios from "axios";
-import React, { useState } from "react";
+import React, { useMemo, useState } from "react";
 import {
   ActivityIndicator,
   Alert,
@@ -54,20 +54,20 @@ export default function PostsScreen() {
   const [filter, setFilter] = useState<FilterType>("all");
   const [refreshing, setRefreshing] = useState(false);
 
-  const start = new Date();
-  start.setMonth(start.getMonth() - 3);
-  const end = new Date();
-  end.setMonth(end.getMonth() + 6);
+  const { startDate, endDate } = useMemo(() => {
+    const s = new Date();
+    s.setMonth(s.getMonth() - 3);
+    const e = new Date();
+    e.setMonth(e.getMonth() + 6);
+    return { startDate: s.toISOString(), endDate: e.toISOString() };
+  }, []);
 
   const { data: posts, isLoading, error, refetch } = useQuery<PostizPost[]>({
-    queryKey: ["posts-list", !!client],
+    queryKey: ["posts-list", !!client, startDate, endDate],
     queryFn: async () => {
       if (!client) return [];
       const res = await client.get("posts", {
-        params: {
-          startDate: start.toISOString(),
-          endDate: end.toISOString(),
-        },
+        params: { startDate, endDate },
       });
       return Array.isArray(res.data) ? res.data : res.data?.posts ?? [];
     },
@@ -91,9 +91,7 @@ export default function PostsScreen() {
     if (!client) return;
     try {
       await client.delete(`posts/${id}`);
-      queryClient.setQueryData<PostizPost[]>(["posts-list", true], (old) =>
-        (old ?? []).filter((p) => p.id !== id)
-      );
+      queryClient.invalidateQueries({ queryKey: ["posts-list"] });
       queryClient.invalidateQueries({ queryKey: ["posts"] });
     } catch (e: unknown) {
       const msg = extractError(e);