refactor: 重构trustlog-sdk目录结构到trustlog/go-trustlog

- 将所有trustlog-sdk文件移动到trustlog/go-trustlog/目录
- 更新README中所有import路径从trustlog-sdk改为go-trustlog
- 更新cookiecutter配置文件中的项目名称
- 更新根目录.lefthook.yml以引用新位置的配置
- 添加go.sum文件到版本控制
- 删除过时的示例文件

这次重构与trustlog-server保持一致的目录结构，
为未来支持多语言SDK（Python、Java等）预留空间。

api/model/validation_test.go

@@ -0,0 +1,238 @@
+package model_test
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"go.yandata.net/iod/iod/trustlog-sdk/api/model"
+)
+
+func TestValidationResult_IsProcessing(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		name     string
+		code     int32
+		expected bool
+	}{
+		{
+			name:     "processing code",
+			code:     model.ValidationCodeProcessing,
+			expected: true,
+		},
+		{
+			name:     "completed code",
+			code:     model.ValidationCodeCompleted,
+			expected: false,
+		},
+		{
+			name:     "failed code",
+			code:     model.ValidationCodeFailed,
+			expected: false,
+		},
+		{
+			name:     "other code",
+			code:     99,
+			expected: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			t.Parallel()
+			v := &model.ValidationResult{Code: tt.code}
+			assert.Equal(t, tt.expected, v.IsProcessing())
+		})
+	}
+}
+
+func TestValidationResult_IsCompleted(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		name     string
+		code     int32
+		expected bool
+	}{
+		{
+			name:     "processing code",
+			code:     model.ValidationCodeProcessing,
+			expected: false,
+		},
+		{
+			name:     "completed code",
+			code:     model.ValidationCodeCompleted,
+			expected: true,
+		},
+		{
+			name:     "failed code",
+			code:     model.ValidationCodeFailed,
+			expected: false,
+		},
+		{
+			name:     "other code",
+			code:     99,
+			expected: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			t.Parallel()
+			v := &model.ValidationResult{Code: tt.code}
+			assert.Equal(t, tt.expected, v.IsCompleted())
+		})
+	}
+}
+
+func TestValidationResult_IsFailed(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		name     string
+		code     int32
+		expected bool
+	}{
+		{
+			name:     "processing code",
+			code:     model.ValidationCodeProcessing,
+			expected: false,
+		},
+		{
+			name:     "completed code",
+			code:     model.ValidationCodeCompleted,
+			expected: false,
+		},
+		{
+			name:     "failed code",
+			code:     model.ValidationCodeFailed,
+			expected: true,
+		},
+		{
+			name:     "code greater than failed",
+			code:     501,
+			expected: true,
+		},
+		{
+			name:     "code less than failed",
+			code:     499,
+			expected: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			t.Parallel()
+			v := &model.ValidationResult{Code: tt.code}
+			assert.Equal(t, tt.expected, v.IsFailed())
+		})
+	}
+}
+
+func TestRecordValidationResult_IsProcessing(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		name     string
+		code     int32
+		expected bool
+	}{
+		{
+			name:     "processing code",
+			code:     model.ValidationCodeProcessing,
+			expected: true,
+		},
+		{
+			name:     "completed code",
+			code:     model.ValidationCodeCompleted,
+			expected: false,
+		},
+		{
+			name:     "failed code",
+			code:     model.ValidationCodeFailed,
+			expected: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			t.Parallel()
+			r := &model.RecordValidationResult{Code: tt.code}
+			assert.Equal(t, tt.expected, r.IsProcessing())
+		})
+	}
+}
+
+func TestRecordValidationResult_IsCompleted(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		name     string
+		code     int32
+		expected bool
+	}{
+		{
+			name:     "processing code",
+			code:     model.ValidationCodeProcessing,
+			expected: false,
+		},
+		{
+			name:     "completed code",
+			code:     model.ValidationCodeCompleted,
+			expected: true,
+		},
+		{
+			name:     "failed code",
+			code:     model.ValidationCodeFailed,
+			expected: false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			t.Parallel()
+			r := &model.RecordValidationResult{Code: tt.code}
+			assert.Equal(t, tt.expected, r.IsCompleted())
+		})
+	}
+}
+
+func TestRecordValidationResult_IsFailed(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		name     string
+		code     int32
+		expected bool
+	}{
+		{
+			name:     "processing code",
+			code:     model.ValidationCodeProcessing,
+			expected: false,
+		},
+		{
+			name:     "completed code",
+			code:     model.ValidationCodeCompleted,
+			expected: false,
+		},
+		{
+			name:     "failed code",
+			code:     model.ValidationCodeFailed,
+			expected: true,
+		},
+		{
+			name:     "code greater than failed",
+			code:     501,
+			expected: true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			t.Parallel()
+			r := &model.RecordValidationResult{Code: tt.code}
+			assert.Equal(t, tt.expected, r.IsFailed())
+		})
+	}
+}