Who was Damu Anna, and what was his connection to the Ram Navami festival in Shirdi as described in the provided text?

Damu Anna was a wealthy bronze-smith from Ahmednagar who is described in Chapter 25 as a devoted follower of Sai Baba. His deep connection to Shirdi is highlighted by his participation in the annual Ram Navami festival. According to the text, two large new flags are taken out in a procession in the village each year. One of these flags belonged to Damu Anna, a vow he had undertaken and fulfilled for many years with uninterrupted love and devotion. This act of service is presented as a testament to his steadfast faith and is part of a larger narrative illustrating Sai's love for his followers.