# 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/7en4gta
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簡單易懂的冪等（附示例）**
什麼是冪等性？-------冪等性是分佈式系統和微服務中的一個關鍵概念，尤其是在處理重試和防止重複操作時非常重要。簡單來說，冪等性意味着無論你發送相同的請求多少次，結果都是一樣的，系統不會執行重複的操作。對於網絡失敗或超時等情況下非常重要，因爲客戶端可能會重試請求，但我們希望避免同一操作被重複執行。冪等性的關鍵概念--------1\. 冪等操作操作是冪等的，表示重複執行不會產生額外的影響。例如，用 ⌘ Read more