História revízii

Autor SHA1 Správa Dátum
  b f79fb48740 fix: add GetOrder, fix ErrConflict code to match spec 1 mesiac pred
  b 6263b3a666 feat: add OrderService with full state machine tests 1 mesiac pred
  b 626ea45cc5 feat: add OrderRepository interface, MemoryRepo with CAS, and concurrent tests 1 mesiac pred
  b 6b4397d2e2 fix: gofmt, ErrConflict error code, ErrInvalidState as func 1 mesiac pred
  b 6a6e5442cd fix: remove unused CancelOrderRequest struct 1 mesiac pred
  b c9c9456595 feat: add Order model, status constants, and AppError 1 mesiac pred
  b 0e862ab842 chore: cleanup dependencies with go mod tidy 1 mesiac pred
  b 0887475909 chore: init Go module with Gin 1 mesiac pred
  b 718a28f50b 需求 1 mesiac pred
  b 62be9db429 first commit 1 mesiac pred