- Include context in the summary: what changed, why, and any issue references.
   - Use `[WIP]` for in-progress PRs to avoid premature merging or choose GitHub draft PRs.

2. **Commits**:
   - Write clear messages: what changed and why (e.g., “Refactor S3 API handler to reduce latency so that requests process 20% faster”).

            }
        }

        boolean changed;

        // If file could not be found or was not valid, start from scratch
        if (metadata == null) {
            metadata = this.metadata;

            changed = true;
        } else {
            changed = metadata.merge(this.metadata);
        }

        // beware meta-versions!

    } else {
      checkNotNull(multisetToModify);
      checkNotNull(occurrencesToRemove);
      boolean changed = false;
      for (Object o : occurrencesToRemove) {
        changed |= multisetToModify.remove(o);
      }
      return changed;
    }
  }

  /**
   * For each occurrence of an element {@code e} in {@code occurrencesToRemove}, removes one

    } else {
      checkNotNull(multisetToModify);
      checkNotNull(occurrencesToRemove);
      boolean changed = false;
      for (Object o : occurrencesToRemove) {
        changed |= multisetToModify.remove(o);
      }
      return changed;
    }
  }

  /**
   * For each occurrence of an element {@code e} in {@code occurrencesToRemove}, removes one

                    """
                )
            }
        ) {
            assertHasErrors(
                "Method com.example.Task.getSourceCompatibility(): Is not binary compatible." to listOf("Method return type has changed", "Method is now abstract"),
                removed("Method", "Task.setSourceCompatibility(java.lang.String)"),
            )
        }
    }

    @Test

	}

	// Code not changed, price should not change
	DB.Model(&product).Updates(map[string]interface{}{"Name": "Product New"})

	if product.Name != "Product New" || product.Price != 160 || product.Code != "L1212" {
		t.Errorf("invalid data after update, got %+v", product)
	}

	// Code changed, but not selected, price should not change

  - [Changes by Kind](#changes-by-kind-5)
    - [API Change](#api-change)
    - [Feature](#feature-3)
    - [Bug or Regression](#bug-or-regression-4)
  - [Dependencies](#dependencies-5)
    - [Added](#added-5)
    - [Changed](#changed-5)
    - [Removed](#removed-5)
- [v1.30.8](#v1308)
  - [Downloads for v1.30.8](#downloads-for-v1308)

    - [Container Images](#container-images-8)
  - [Changelog since v1.32.2](#changelog-since-v1322)
  - [Changes by Kind](#changes-by-kind-8)
    - [API Change](#api-change)
    - [Bug or Regression](#bug-or-regression-8)
  - [Dependencies](#dependencies-8)
    - [Added](#added-8)
    - [Changed](#changed-8)
    - [Removed](#removed-8)
- [v1.32.2](#v1322)
  - [Downloads for v1.32.2](#downloads-for-v1322)

    - [Container Images](#container-images-2)
  - [Changelog since v1.28.12](#changelog-since-v12812)
  - [Changes by Kind](#changes-by-kind-2)
    - [API Change](#api-change)
    - [Bug or Regression](#bug-or-regression-2)
  - [Dependencies](#dependencies-2)
    - [Added](#added-2)
    - [Changed](#changed-2)
    - [Removed](#removed-2)
- [v1.28.12](#v12812)
  - [Downloads for v1.28.12](#downloads-for-v12812)

	"testing"

	"gorm.io/gorm"
)

type Man struct {
	ID     int
	Age    int
	Name   string
	Detail string
}

// Panic-safe BeforeUpdate hook that checks for Changed("age")
func (m *Man) BeforeUpdate(tx *gorm.DB) (err error) {
	if !tx.Statement.Changed("age") {
		return nil
	}
	return nil
}

func TestSubModel(t *testing.T) {
	man := Man{Age: 18, Name: "random-name"}
	if err := DB.Create(&man).Error; err != nil {