feat: 对部分消息回复用markdown进行了重新排版

src/plugins/liteyuki_plugin_npm/installer.py

@@ -0,0 +1,10 @@
+import pip
+
+
+def install(plugin_name) -> bool:
+    try:
+        pip.main(['install', plugin_name])
+        return True
+    except Exception as e:
+        print(e)
+        return False