Add full monorepo: virtual-banker, backend, frontend, docs, scripts, deployment

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/api/rest/config.go

@@ -0,0 +1,36 @@
+package rest
+
+import (
+	_ "embed"
+	"net/http"
+)
+
+//go:embed config/metamask/DUAL_CHAIN_NETWORKS.json
+var dualChainNetworksJSON []byte
+
+//go:embed config/metamask/DUAL_CHAIN_TOKEN_LIST.tokenlist.json
+var dualChainTokenListJSON []byte
+
+// handleConfigNetworks serves GET /api/config/networks (Chain 138 + Ethereum Mainnet params for wallet_addEthereumChain).
+func (s *Server) handleConfigNetworks(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodGet {
+		w.Header().Set("Allow", "GET")
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+	w.Header().Set("Content-Type", "application/json")
+	w.Header().Set("Cache-Control", "public, max-age=3600")
+	w.Write(dualChainNetworksJSON)
+}
+
+// handleConfigTokenList serves GET /api/config/token-list (Uniswap token list format for MetaMask).
+func (s *Server) handleConfigTokenList(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodGet {
+		w.Header().Set("Allow", "GET")
+		http.Error(w, "method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+	w.Header().Set("Content-Type", "application/json")
+	w.Header().Set("Cache-Control", "public, max-age=3600")
+	w.Write(dualChainTokenListJSON)
+}