Refactor home to single collection view and add all-functions customization.

Replace scroll/stack layout with one UICollectionView, fix grid column math and Diffable item IDs so location report and quick actions render, and add the customizable all-functions page with persistence and tests.

Co-authored-by: Cursor <cursoragent@cursor.com>

suixinkanTests/HomeCommonMenuStoreTests.swift

@@ -47,4 +47,15 @@ final class HomeCommonMenuStoreTests: XCTestCase {
         )
         XCTAssertEqual(common.map(\.uri), ["cloud_management"])
     }
+
+    func testSplitMenusSeparatesCommonAndMore() {
+        let menus = [
+            HomeMenuItem(uri: "wallet", title: "钱包", iconName: "wallet.pass"),
+            HomeMenuItem(uri: "cloud_management", title: "云盘", iconName: "icloud"),
+            HomeMenuItem(uri: "task_management", title: "任务", iconName: "checklist"),
+        ]
+        let split = HomeCommonMenuStore.splitMenus(from: menus, commonURIs: ["wallet", "task_management"])
+        XCTAssertEqual(split.common.map(\.uri), ["wallet", "task_management"])
+        XCTAssertEqual(split.more.map(\.uri), ["cloud_management"])
+    }
 }