I need an Atmel ATtiny10 programming for under £30

General information for the business: I sell flashing PCB
Description of requirements/functionality: a fairly simple blink code with some interrupts and power saving.
Extra notes: Turn ADC off
Set all pins to input
Power Down Mode
- if Pin 4 (PB2) receives power for a split second
- Wake
- Begin Loop
- Set Pin 3 (PB1) to output
- Pin 3 (PB1) High for 2 miliseconds
- Pin 3 (PB1) Low
- turn ADC off
- set Pin 3 to input
- powerdown
- wait 2 seconds
- watchdog interrupt to wake up
- if pin 4 receives powerfor a split second
- Pin 3 (PB1) High for 2 miliseconds
- Pin 3 (PB1) Low for 250 miliseconds
- Pin 3 (PB1) High for 2 miliseconds
- Pin 3 (PB1) Low for 250 miliseconds
- Pin 3 (PB1) High for 2 miliseconds
- Pin 3 (PB1) Low for 250 miliseconds
- turn ADC off
- set Pin 3 to input
- Wait 2 seconds
- power down
- else continue loop