Add first version of roadmap

app/javascript/components/Roadmap/PostList.tsx

@@ -0,0 +1,28 @@
+import * as React from 'react';
+
+import PostListItem from './PostListItem';
+
+import IPost from '../../interfaces/IPost';
+import IBoard from '../../interfaces/IBoard';
+
+import '../../stylesheets/components/Roadmap/PostList.scss';
+
+interface Props {
+  posts: Array<IPost>;
+  boards: Array<IBoard>;
+}
+
+const PostList = ({ posts, boards }: Props) => (
+  <div className="postList">
+    {posts.map((post, i) => (
+      <PostListItem
+        title={post.title}
+        boardName={boards.find(board => board.id === post.board_id).name}
+
+        key={i}
+      />
+    ))}
+  </div>
+);
+
+export default PostList;