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

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

backend/api/rest/auth.go

@@ -0,0 +1,57 @@
+package rest
+
+import (
+	"encoding/json"
+	"net/http"
+
+	"github.com/explorer/backend/auth"
+)
+
+// handleAuthNonce handles POST /api/v1/auth/nonce
+func (s *Server) handleAuthNonce(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		writeError(w, http.StatusMethodNotAllowed, "method_not_allowed", "Method not allowed")
+		return
+	}
+
+	var req auth.NonceRequest
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		writeError(w, http.StatusBadRequest, "bad_request", "Invalid request body")
+		return
+	}
+
+	// Generate nonce
+	nonceResp, err := s.walletAuth.GenerateNonce(r.Context(), req.Address)
+	if err != nil {
+		writeError(w, http.StatusBadRequest, "bad_request", err.Error())
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(nonceResp)
+}
+
+// handleAuthWallet handles POST /api/v1/auth/wallet
+func (s *Server) handleAuthWallet(w http.ResponseWriter, r *http.Request) {
+	if r.Method != http.MethodPost {
+		writeError(w, http.StatusMethodNotAllowed, "method_not_allowed", "Method not allowed")
+		return
+	}
+
+	var req auth.WalletAuthRequest
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		writeError(w, http.StatusBadRequest, "bad_request", "Invalid request body")
+		return
+	}
+
+	// Authenticate wallet
+	authResp, err := s.walletAuth.AuthenticateWallet(r.Context(), &req)
+	if err != nil {
+		writeError(w, http.StatusUnauthorized, "unauthorized", err.Error())
+		return
+	}
+
+	w.Header().Set("Content-Type", "application/json")
+	json.NewEncoder(w).Encode(authResp)
+}
+