v0.2.1

What's included

Wallet utilities

• findWalletByAddress — discover wallet + account by address
• discoverWallets — list wallets by feature with live registration
• connectWallet / connectWithLegacy — connect with Chrome popup compatibility
• getLegacyProvider — Phantom/Solflare/Backpack legacy mapping

Transaction utilities

• buildTransferTransaction — complete SOL transfer in one call
• buildTransferInstruction / buildProgramInstruction — instruction builders
• compileTransactionMessage / toWireBytes — compile + serialize
• signAndSend — sign and send via wallet-standard, returns base58 signature
• detectChain / explorerUrl / getCsrfToken — helpers

Stimulus controllers

• WalletController — SIWS auth with wallet picker, legacy provider fallback
• AutoRefreshController — invisible Turbo morph refresh on interval
• ClipboardController — copy to clipboard with "Copied!" feedback
• CountdownController — live countdown timer with progress bar, sessionStorage persistence

Changelog

• v0.2.1: Fix wallet controller nonce request (GET instead of POST)
• v0.2.0: Add shared Stimulus controllers
• v0.1.0: Initial release (wallet + transaction utilities)