fix: update import to get_reply_keyboard

feat: switch to Reply Keyboard (fixed at bottom)

feat: expert DeepSeek system prompt with full v4.1 architecture context

feat: add AI button for instant DeepSeek analysis

🔗 Add n8n webhook integration - sends predictions and verifications

💰 Add realtime price from Binance ticker API to Status button

🎯 Add Accuracy button - shows prediction verification stats

🔍 Add verify_job to scheduler - runs every hour at :30

📊 Add prediction verification system - track predicted vs actual prices

💰 Add predicted prices to forecasts: +1ч: -0.02% ($88,307)

🇷🇺 Russian language for all bot messages

🔧 FIX: Reset allowed_updates to include callback_query - was filtering out buttons!

🔧 Use json= instead of data= for proper JSON encoding, add send logging

🧪 Add test_telegram_api() to debug - shows raw getUpdates response

🔧 Add deleteWebhook on startup - this was blocking getUpdates!