feat: 耕作履歴ページ作成（#112） (#177)

#112 現在ページの表示を太く

#112 完了

Co-authored-by: miteruzo <miteruzo@naver.com>
Reviewed-on: #177

frontend/src/App.tsx

@@ -9,6 +9,7 @@ import { API_BASE_URL } from '@/config'
 import NicoTagListPage from '@/pages/tags/NicoTagListPage'
 import NotFound from '@/pages/NotFound'
 import PostDetailPage from '@/pages/posts/PostDetailPage'
+import PostHistoryPage from '@/pages/posts/PostHistoryPage'
 import PostListPage from '@/pages/posts/PostListPage'
 import PostNewPage from '@/pages/posts/PostNewPage'
 import ServiceUnavailable from '@/pages/ServiceUnavailable'
@@ -79,6 +80,7 @@ export default (() => {
 	    <Route path="/posts" element={<PostListPage/>}/>
 	    <Route path="/posts/new" element={<PostNewPage user={user}/>}/>
 	    <Route path="/posts/:id" element={<PostDetailPage user={user}/>}/>
+	    <Route path="/posts/changes" element={<PostHistoryPage/>}/>
 	    <Route path="/tags/nico" element={<NicoTagListPage user={user}/>}/>
 	    <Route path="/wiki" element={<WikiSearchPage/>}/>
 	    <Route path="/wiki/:title" element={<WikiDetailPage/>}/>