need help with modify telegram bot developed by c # net corе or (c ++)

Hi, I have a telegram bot written in c # net corе or (c ++) The bot connects to OneDrive via the API, displays information about the folders that are stored in the account and helps to make changes to the tables (Excel) in these folders. I can send a description of the bot's work to private messages. Which is boring. - to understand (because there are 3-4 iterations in the plans) - rewrite (configure) the bot for a new table. I will send the technical task to - Add authorization; I will send the technical task to - make a file that will store a set of all dialog messages so that they can be changed; - to make a conclusion of the date and and the units of measurement I will send the technical task to I will give the source in HP. How the bot works step by step in the screenshots attached. [login to view URL] a folder, go to Step 2 (Select a table) 2. We selected the table, go to Step 3 (select an available month) Step 4 (select an available date). After choosing the date, choosing a group of works, step 5 and choosing a job, step 6 (within this group) Specify the volume to be displayed from the table, enter and save.