Complete Go client SDK implementation

[prdlk]

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This issue was migrated from sonr-io/sonr2#224
Migration date: Fri Oct 3 03:17:10 PM EDT 2025

Summary

Implement missing functionality in the Go client SDK for comprehensive blockchain interaction.

TODO Locations

DWN Client (client/modules/dwn/client.go)

• Line 241-301: Record operations (Create, Read, Update, Delete, Query, List)
• Line 313-337: Permission management (Grant, Revoke, List)
• Line 349-373: Protocol operations (Install, Uninstall, List)

Query Client (client/query/client.go)

• Line 136-149: Chain and node info queries
• Line 338-348: Transaction query and search

Transaction Builder (client/tx/builder.go)

• Line 253: Extract public key from DID
• Line 385: Fetch account number and sequence from chain

Gas Estimation (client/tx/gas.go)

• Line 188-198: Dynamic gas price discovery and network gas info

Authentication (client/auth/webauthn.go)

• Line 735-772: WebAuthn binding and registration logic

Network Configuration (client/config/networks.go)

• Line 107: Update testnet endpoints
• Line 192: Update devnet endpoints
• Line 222: Update mainnet endpoints when available

Keyring (client/keys/keyring.go)

• Line 121: Implement proper EnclaveConfig construction

Tasks

• Complete DWN record and permission operations
• Implement transaction querying and searching
• Add dynamic gas estimation
• Complete WebAuthn integration
• Update network endpoint configurations
• Add comprehensive error handling
• Create example applications
• Write integration tests