extended aurora scenarios + payment operation amounts

README.md

@@ -89,7 +89,7 @@ make build-core       # discovery, ledger, fees, documents
 make build-fx         # oracle, ingestor
 make build-payments   # orchestrator, quotation, methods
 make build-gateways   # chain, tron, aurora, chsettle
-make build-api        # notification, callbacks, bff
+make build-backend    # notification, callbacks, bff
 make build-frontend   # Flutter web UI
 ```
 
@@ -97,16 +97,16 @@ make build-frontend   # Flutter web UI
 
 ```bash
 make generate            # Generate all code (protobuf + Flutter)
-make generate-api        # Generate protobuf code only
+make generate-backend    # Generate protobuf code only
 make generate-frontend   # Generate Flutter code only (build_runner)
-make proto               # Alias for generate-api
+make proto               # Alias for generate-backend
 ```
 
 ### Testing
 
 ```bash
-make test           # Run all tests (API + frontend)
-make test-api       # Run Go API tests only
+make test           # Run all tests (backend + frontend)
+make test-backend   # Run Go backend tests only
 make test-frontend  # Run Flutter tests only
 ```
 
@@ -133,7 +133,7 @@ If you intentionally need to bypass checks for a specific commit, include one of
 
 ```bash
 make update            # Update all Go and Flutter dependencies
-make update-api        # Update Go dependencies only
+make update-backend    # Update Go dependencies only
 make update-frontend   # Update Flutter dependencies only
 ```