Runestone airdrop address verifier

A valid address for the Runestone airdrop should hold inscriptions at Block 826,600. To be more specific, it should:

1. Hold at least 3 inscriptions
2. Not include the inscriptions with file types starting with either “text/plain” or “application/json” (for example, the“text/plain;charset=utf-8” inscriptions aren’t included)
3. Include cursed inscriptions indexed by ord