Where did the Douban app create a bean column and write an article by itself? I know how to create a bean column, but how to write my own original work in it

The Douban app created its own bean column and then wrote an article by itself. It learned from Douban's library. Douban Library was an important content library of Douban website, which contained a large number of users 'literary creations and comments. The user can create a column in the library to organize their favorite articles or novels for easy reading and searching. After creating the bean column, users can write their own original articles in the bean column. When writing an article, users can write according to the format and specifications of Douban Library, such as using Douban's text format, tags, citations, etc. In addition, Douban Library also provided some writing techniques and examples to help users write better. Users could post their own articles in the bean column and promote them through Douban's search function and user comments. After posting an article, users could view the comments and ratings of the article in the library and share their opinions and opinions with other users.