feat: 添加公告模板及公告发布脚本

res/announcement.json

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+[]

res/scripts/publish_announcement.py

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+# 输出工作路径
+import os
+print("工作路径: " + os.getcwd())
+announcement = input("请输入公告内容: ")
+
+import json
+
+# 读取现有的公告文件 res/announcement.json
+with open("res/announcement.json", "r", encoding="utf-8") as f:
+    announcement_json = json.load(f)
+
+# 将公告内容写入公告文件
+
+# 当前自然时间
+import time
+now = time.strftime("%Y-%m-%d %H:%M:%S", time.localtime())
+
+# 获取最后一个公告的id
+last_id = announcement_json[-1]["id"] if len(announcement_json) > 0 else -1
+
+announcement = {
+    "id": last_id + 1,
+    "time": now,
+    "timestamp": int(time.time()),
+    "content": announcement
+}
+
+announcement_json.append(announcement)
+
+# 将公告写入公告文件
+with open("res/announcement.json", "w", encoding="utf-8") as f:
+    json.dump(announcement_json, f, indent=4, ensure_ascii=False)