refactoring: polished some files, .env.example update

.env.example

@@ -1,25 +1,39 @@
-# Telegram Bot Token (Required)
-# Get it from @BotFather on Telegram
-BOT_TOKEN=your_bot_token_here
+# Database
+POSTGRES_USER=
+POSTGRES_PASSWORD=
+POSTGRES_DB=
+POSTGRES_URL=postgresql+asyncpg://user:password@localhost:5432/database_name
 
-# Remnawave Configuration (Required)
-REMNAWAVE_URL=https://your-remnawave-instance.com
-REMNAWAVE_TOKEN=your_remnawave_api_token_here
-SUBSCRIPTION_URL=https://your-subscription-page.com
 
-# PostgreSQL Database Configuration
-# These variables are used by docker-compose to set up the database container
-POSTGRES_USER=malenia
-POSTGRES_PASSWORD=change_me_to_a_secure_password
-POSTGRES_DB=malenia_db
+# Telegram bot
+BOT_TOKEN=your_telegram_bot_token
 
-# Proxy Configuration (Optional)
-# Leave empty if no proxy is needed
-PROXY=
+# Comma-separated list of Telegram user IDs
+ADMINS=[123456789,987654321]
 
-# Pricing and Limits Configuration (Optional - defaults provided in code)
+# Pally
+PALLY_SHOP_ID=your_pally_shop_id
+PALLY_TOKEN=your_pally_token
+
+# Referral system
+REFERAL_BONUS=10
+DEPOSIT_THRESHOLD=50
+
+# Optional proxy
+PROXY=http://user:password@host:port
+
+# Remnawave
+REMNAWAVE_URL=https://example.com
+SUBSCRIPTION_URL=https://example.com/subscription
+REMNAWAVE_TOKEN=your_remnawave_token
+
+# Device pricing
 MIN_DEVICES=3
 MAX_DEVICES=12
 PER_DEVICE_COST=50
 WHITELIST_COST=100
 WHITELIST_DEVICE_THRESHOLD=6
+
+# Squads
+GENERAL_SQUAD=2de0b5ea-49b9-4181-916f-ae67b9c83b80
+WHITELIST_SQUAD=e4435baa-64d3-4b29-a18e-81ad1c60d977