Add scenic application flow aligned with Android.

Implement scenic apply models, API, upload, UI, and tests; wire entry from permission apply pages and include related permission/scenic selection UI fixes.

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

suixinkanTests/PermissionApplyViewModelTests.swift

@@ -54,7 +54,7 @@ final class PermissionApplyViewModelTests: XCTestCase {
         viewModel.onShowMessage = { message = $0 }
 
         await viewModel.submit(api: api)
-        XCTAssertEqual(message, "请先选择角色")
+        XCTAssertEqual(message, "请选择角色")
 
         viewModel.selectRole(RoleOption(id: 10, name: "摄影师", description: "", isSelected: true))
         await viewModel.submit(api: api)