# I am the Watcher. I am your guide through this vast new twtiverse.
# 
# Usage:
#     https://watcher.sour.is/api/plain/users              View list of users and latest twt date.
#     https://watcher.sour.is/api/plain/twt                View all twts.
#     https://watcher.sour.is/api/plain/mentions?uri=:uri  View all mentions for uri.
#     https://watcher.sour.is/api/plain/conv/:hash         View all twts for a conversation subject.
# 
# Options:
#     uri     Filter to show a specific users twts.
#     offset  Start index for quey.
#     limit   Count of items to return (going back in time).
# 
# twt range = 1 1
# self = https://watcher.sour.is/conv/u7rgfma
Go 上下文 context 底層原理**
context 介紹-------------很多時候,我們會遇到這樣的情況,上層與下層的 goroutine 需要同時取消,這樣就涉及到了 goroutine 間的通信。在 Go 中,推薦我們以通信的方式共享內存,而不是以共享內存的方式通信。所以,就需要用到 channl,但是,在上述場景中,如果需要自己去處理 channl 的業務邏輯,就會有很多費時費力的重複工作,因此,context 出現了 ⌘ Read more