After asking my boy chatG, i found these answers to be the best:

Engage and Interact: Actively engage with the members of your community. Respond to comments, address questions, and foster meaningful discussions. Create a friendly and welcoming atmosphere where members feel valued and connected.

Organize Events or Challenges: Plan and host events, challenges, or competitions within your community. This could be anything from live discussions, Q&A sessions, virtual meetups, or contests. These activities create excitement, boost engagement, and attract new members.

Leverage Nostr Features: Explore and use the features provided by Nostr to enhance your community's experience. These features may include polls, group chats, direct messaging, or specific tools designed for community management.