chore: sync submodule state (parent ref update)

Made-with: Cursor

provider/index.js

@@ -0,0 +1,36 @@
+/**
+ * MetaMask Dual-Chain Provider
+ * Connect MetaMask and other Web3 providers to ChainID 138 (DeFi Oracle Meta Mainnet)
+ * and Ethereum Mainnet (1). Includes chain configs, token list, and oracle helpers.
+ *
+ * Usage:
+ *   import { addChainsToWallet, switchChain, getEthUsdPrice, getTokensByChain } from './provider'
+ *   await addChainsToWallet(window.ethereum)
+ *   const price = await getEthUsdPrice(provider, 138)
+ */
+
+export {
+  CHAINS,
+  CHAIN_138,
+  CHAIN_MAINNET,
+  CHAIN_ALL_MAINNET,
+  getChainById,
+  getChainByHex,
+} from './chains.js'
+
+export {
+  ORACLES_CHAIN_138,
+  ORACLES_MAINNET,
+  ORACLE_ABI,
+  getEthUsdPrice,
+  getOracleConfig,
+} from './oracles.js'
+
+export {
+  TOKEN_LIST,
+  TOKEN_LIST_URL,
+  getTokensByChain,
+  getToken,
+} from './tokens.js'
+
+export { addChainsToWallet, switchChain, addTokenToWallet, ensureChain } from './wallet.js'