deny demo- user, telegram phone validation, reset telgram-id, health

[lexxai]

Deny "demo-" user for registration, telegram phone validation, reset telegram-id on change telegram.

Validate phone, telegram-nickname by regex of forms and model.

Health now checks SQL live.

Calculate day/hour tariffs.

D: hours / 24.0=2.7916666666666665
*** parking_fee=1116.67, price_per_day=400.0, price_per_hour=None
D+H: hours=67, days=2, hours_of_day=19
*** parking_fee=1180.0, price_per_day=400.0, price_per_hour=20.0
D+H: hours=67, days=2, hours_of_day=19
*** parking_fee=1180.0, price_per_day=400.0, price_per_hour=20.0
H: hours=280
*** parking_fee=9800.0, price_per_day=None, price_per_hour=35.0
H: hours=280
*** parking_fee=9800.0, price_per_day=None, price_per_hour=35.0
H: hours=328
*** parking_fee=11480.0, price_per_day=None, price_per_hour=35.0
H: hours=454
*** parking_fee=15890.0, price_per_day=None, price_per_hour=35.0
D+H: hours=0, days=0, hours_of_day=0
*** parking_fee=0.0, price_per_day=400.0, price_per_hour=20.0