feat: explorer API, wallet, CCIP scripts, and config refresh

- Backend REST/gateway/track routes, analytics, Blockscout proxy paths.
- Frontend wallet and liquidity surfaces; MetaMask token list alignment.
- Deployment docs, verification scripts, address inventory updates.

Check: go build ./... under backend/ (pass).
Made-with: Cursor

backend/api/rest/search.go

@@ -38,17 +38,21 @@ func (s *Server) handleSearch(w http.ResponseWriter, r *http.Request) {
 		}
 		s.handleGetBlockByNumber(w, r, blockNumber)
 	case "transaction":
+		value = normalizeHash(value)
 		if !isValidHash(value) {
 			writeValidationError(w, ErrInvalidHash)
 			return
 		}
 		s.handleGetTransactionByHash(w, r, value)
 	case "address":
+		value = normalizeAddress(value)
 		if !isValidAddress(value) {
 			writeValidationError(w, ErrInvalidAddress)
 			return
 		}
-		r.URL.RawQuery = "address=" + value
+		query := r.URL.Query()
+		query.Set("address", value)
+		r.URL.RawQuery = query.Encode()
 		s.handleGetAddress(w, r)
 	default:
 		writeValidationError(w, fmt.Errorf("unsupported search type"))