refactor(*): 代码质量 - 优化前后端实现并完善协议与画布验证

backend/internal/tools/repository.go

@@ -6,7 +6,7 @@ import (
 	"strings"
 	"time"
 
-	"infinite-canvas/backend/internal/model"
+	"yingce/backend/internal/model"
 )
 
 // ToolWithFavorite 列表查询结果：工具 + 当前用户收藏状态。

backend/internal/tools/tool_mention.go

@@ -5,7 +5,7 @@ import (
 	"strconv"
 	"strings"
 
-	"infinite-canvas/backend/internal/kernel"
+	"yingce/backend/internal/kernel"
 )
 
 var toolMentionPattern = regexp.MustCompile(`@\[tool:(style|motion|nine_grid|effect):(\d+):[^:\]]+:[^\]]+\]`)

backend/internal/tools/tools.go

@@ -6,8 +6,8 @@ import (
 	"strings"
 	"time"
 
-	"infinite-canvas/backend/internal/kernel"
-	"infinite-canvas/backend/internal/model"
+	"yingce/backend/internal/kernel"
+	"yingce/backend/internal/model"
 )
 
 const (

backend/internal/tools/tools_integration_test.go

@@ -1,10 +1,10 @@
 package tools_test
 
 import (
-	"infinite-canvas/backend/internal/database"
-	"infinite-canvas/backend/internal/model"
-	"infinite-canvas/backend/internal/repository"
-	"infinite-canvas/backend/internal/tools"
+	"yingce/backend/internal/database"
+	"yingce/backend/internal/model"
+	"yingce/backend/internal/repository"
+	"yingce/backend/internal/tools"
 	"path/filepath"
 	"strings"
 	"testing"

backend/internal/tools/tools_seed.go

@@ -7,7 +7,7 @@ import (
 	"strings"
 	"time"
 
-	"infinite-canvas/backend/internal/model"
+	"yingce/backend/internal/model"
 )
 
 //go:embed seed/tools.json