Nostr Skill Self-sovereign Nostr identity + ecash wallet. Complete bootstrap. Capabilities Disclosure This skill grants these capabilities to the agent: - Key generation — Creates Nostr keypair in - Wallet control — Cashu wallet in , can send/receive sats - File read — Can read images from workspace/tmp only (security restricted) - Network upload — Uploads images to nostr.build (NIP-98 signed, images only) - Nostr posting — Posts, DMs, zaps as the agent's identity These are required for the skill's purpose. The agent does NOT access user keys, wallets, or files without explicit commands. On I…