watch module: fix duplicate display and add support for arguments

src/data/keyboards/__init__.py

 from . import start as start_keyboards
 from . import menu as menu_keyboards
 from . import profile as profile_keyboards
+from . import watch as watch_keyboards

src/data/keyboards/watch.py

+from telegrinder import InlineKeyboard, InlineButton
+
+
+def watch_more_kb(maintainer: str):
+    kb = InlineKeyboard()
+    kb.add(
+        InlineButton(
+            "Полный список",
+            url=f"https://packages.altlinux.org/ru/sisyphus/maintainers/{maintainer}/watch",
+        )
+    )
+    return kb.get_markup()

src/handlers/watch.py

 from telegrinder import Dispatch, Message
-from telegrinder.rules import Command, Text, IsUser
+from telegrinder.rules import Command, Argument, Text, IsUser
 from telegrinder.tools.formatting import HTMLFormatter
-from telegrinder.types import LinkPreviewOptions
 
 from api import api
-from api.models import BugzillaInfoModel
-
-from services.menu import send_menu
 
 from database.models import User
+from data.keyboards import watch_keyboards
 
 dp = Dispatch()
 
-dp.message.auto_rules = IsUser()
 
+@dp.message(Command("watch", Argument("maintainer", optional=True)))
+@dp.message(Text(["watch", "отслеживание"], ignore_case=True), IsUser())
+async def watch_handler(m: Message, user: User | None, maintainer: str | None) -> None:
 
-@dp.message(Command("watch") | Text(["watch", "отслеживание"], ignore_case=True))
-async def watch_handler(m: Message, user: User | None) -> None:
+    if maintainer:
+        maintainer = maintainer.lower()
+        maintainer_data = await api.site.all_maintainers("sisyphus")
+        if not any(
+            _m.packager_nickname == maintainer for _m in maintainer_data.maintainers
+        ):
+            await m.answer(f"Сопровождающий {maintainer} не найден.")
+    else:
+        if user:
+            maintainer = user.maintainer
+        else:
+            return
 
-    if user is None:
-        return
+    watch_data = await api.site.watch_by_maintainer(maintainer)
 
-    watch_data = await api.site.watch_by_maintainer(user.maintainer)
-    
     if not len(watch_data.packages):
-        await m.answer(
-            "У вас нет устаревших пакетов"
-        )
+        await m.answer("Нет устаревших пакетов")
         return
-    
+
     watch_message = "Отслеживание:\n\n"
-    
-    for i, package in enumerate(watch_data.packages):
+
+    packages = {}
+    for package in watch_data.packages:
+        name = package.pkg_name
+        if name not in packages or "src.rpm" in packages[name].url:
+            packages[name] = package
+    packages = list(packages.values())
+
+    for i, package in enumerate(packages):
         if i == 30:
             break
-        watch_message += f"{package.pkg_name}: {package.old_version} -> " + \
-            HTMLFormatter(
-                f"<a href='{package.url}'>{package.new_version}</a>") + "\n"
-    
-    if len(watch_data.packages) > 30:
+        watch_message += (
+            f"{package.pkg_name}: {package.old_version} -> "
+            + HTMLFormatter(
+                f"<a href='{package.url.replace(".git/", "/")}'>{package.new_version}</a>"
+            )
+            + "\n"
+        )
+
+    markup = None
+    if len(packages) > 30:
         watch_message += "\n..."
+        markup = watch_keyboards.watch_more_kb(maintainer)
     
-    await m.answer(watch_message)
+    await m.answer(watch_message, reply_markup=markup)