refactor: extract userbot to standalone repo, add as git submodule

userbot now lives at ssh://git@gitssh.forust.xyz:2221/forust/userbot.git
and is included in homelab as a submodule at userbot/

userbot/pyproject.toml

@@ -1,28 +0,0 @@
-[project]
-name = "userbot"
-version = "0.1.0"
-description = "Add your description here"
-readme = "README.md"
-requires-python = ">=3.11"
-dependencies = [
-    "aiofiles>=25.1.0",
-    "aiohttp>=3.13.2",
-    "beautifulsoup4>=4.14.2",
-    "click>=8.3.0",
-    "dnspython>=2.8.0",
-    "environs>=14.5.0",
-    "flask>=3.1.2",
-    "gitpython>=3.1.45",
-    "gunicorn>=23.0.0",
-    "humanize>=4.14.0",
-    "pillow>=10.3.0",
-    "psutil>=7.1.3",
-    "pygments>=2.19.2",
-    "pymongo>=4.15.3",
-    "pyrofork==2.3.68",
-    "pysmartdl>=1.3.4",
-    "qrcode>=8.2",
-    "requests>=2.32.5",
-    "tgcrypto>=1.2.5",
-    "wheel>=0.45.1",
-]