VOID public node discovery

Static, machine-readable entrypoints for VOID Mainnet-0, chain ID 2050.

• Public-node identity
• AI-agent well-known discovery
• Signed network authenticity
• Machine-readable first contact
• Human-readable agent onboarding
• Fail-closed capability catalog
• Search and Dataset discovery

Discovery is read-only. This static mirror grants no wallet, signer, payment, Work Credit, validator, operator, ledger, or runtime mutation authority.