feat: add subscription and transaction repositories

- Implemented SubscriptionRepository with methods to get, create, and update subscriptions.
- Added BalanceTXRepository for creating and retrieving balance transactions.
- Introduced a test script for simulating Pally webhook for local testing.

bot/handlers/menus.py

@@ -34,7 +34,9 @@ async def fetch_referal(
     )
 
     await msg.answer(
-        build_main_menu_text(format_subscription_link(user.subscription_link)),
+        build_main_menu_text(
+            format_subscription_link(user.subscription_link), balance=user.balance
+        ),
         reply_markup=main_menu,
     )
 
@@ -51,7 +53,9 @@ async def standard_start(
     user = await deps.user_service.add_user(session, user_id=msg.from_user.id, rw_sdk=deps.rw_sdk)
 
     await msg.answer(
-        build_main_menu_text(format_subscription_link(user.subscription_link)),
+        build_main_menu_text(
+            format_subscription_link(user.subscription_link), balance=user.balance
+        ),
         reply_markup=main_menu,
     )
 
@@ -64,7 +68,9 @@ async def main_menu_cb(
 
     user = await deps.user_repository.get_user_by_id(session, cb.from_user.id)
     await cb.message.edit_text(
-        build_main_menu_text(format_subscription_link(user.subscription_link)),
+        build_main_menu_text(
+            format_subscription_link(user.subscription_link), balance=user.balance
+        ),
         reply_markup=main_menu,
     )
 
@@ -79,7 +85,9 @@ async def update_link(
     user = await deps.user_service.update_user_link(session, cb.from_user.id, deps.rw_sdk)
     await cb.answer("✅")
     await cb.message.edit_text(
-        build_main_menu_text(format_subscription_link(user.subscription_link)),
+        build_main_menu_text(
+            format_subscription_link(user.subscription_link), balance=user.balance
+        ),
         reply_markup=main_menu,
     )