refactor: userbot to subtree

userbot/.env.example

@@ -1,14 +0,0 @@
-# apiflash api key only for webshot plugin
-APIFLASH_KEY=""
-# gemini api key only for gemini plugin
-GEMINI_KEY=""
-# VT api key only for VirusTotal plugin
-VT_KEY=""
-# rmbg api key only for removebg plugin
-RMBG_KEY=""
-# cohere api key only for cohere plugin
-COHERE_KEY=""
-# sqlite/sqlite3 or mongo/mongodb 
-DATABASE_TYPE=""
-# file name for sqlite3, database name for mongodb 
-DATABASE_NAME=""