init: NoneBot2 机器人项目（夜间禁言 + B站动态推送插件）

.vscode/extensions.json

@@ -0,0 +1,8 @@
+{
+  "recommendations": [
+    "tamasfe.even-better-toml",
+    "ms-python.python",
+    "ms-python.vscode-pylance",
+    "charliermarsh.ruff"
+  ]
+}