fix: 내비게이션으로 뷰가 이동해도 쿼리가 같으므로 검색 로직을 호출하지 않도록 해결

Author: opficdev

DevLog/Presentation/ViewModel/SearchViewModel.swift

@@ -98,6 +98,7 @@ final class SearchViewModel: Store {
         case .setSearching(let isSearching):
             state.isSearching = isSearching
         case .setSearchQuery(let query):
+            guard state.searchQuery != query else { return [] }
             state.searchQuery = query
             state.showAllTodos = false
             state.showAllWebPages = false

DevLog/Presentation/ViewModel/TodoListViewModel.swift

@@ -310,6 +310,7 @@ private extension TodoListViewModel {
             guard state.hasMore, !state.isLoading, pendingTask == nil else { return [] }
             return [.loadNextPage]
         case .setSearchText(let text):
+            guard state.searchText != text else { return [] }
             state.searchText = text
             state.showAllSearchResults = false
             let trimmed = text.trimmingCharacters(in: .whitespacesAndNewlines)