localhost:${port}/tasks: Retrieve all tasks.
localhost:${port}/tasks/:id: Retrieve a single task by its ID.

make post request localhost:${port}/tasks: Create a new task.
json parameter is needed with data value below

{ title:your title description:your description }

make put request localhost:${port}/tasks/:id: Update an existing task by its ID.

json parameter is needed with data value below

{ title:your title(optional) description:your description(optional) }

make a delete request localhost:${port}/tasks/:id: Delete a task by its ID.