to be seen lights such as these, sold by Decathlon (a couple of locations in India) are cheap, effective and can be attached to essentially anything (our bunch used helmets, with white light facing front and red facing rear.

to see lights can be mounted on a fork bracket. May not be easy to get one under way. I've also mounted a catEye sideways on the steerer tube. Not first best, but beats holding the light in your hand while you pedal.... If you can order online and have things shipped, consider either some helmet compatible light or something like a Petzel