fix(ui): 修复表格组件中对本地图片的显示问题 (#2047)

- 在 ImageCell 中添加对 Path 类型的支持，并在验证器中处理路径解析
- 优化 ShopManage 和 SignManage 类中的代码，使用新的 ImageCell 构造方式
- 更新 TableData 类中的注释，提高代码可读性

zhenxun/ui/models/core/table.py

@@ -1,6 +1,8 @@
+from pathlib import Path
 from typing import Literal
 
-from pydantic import BaseModel, Field
+from nonebot.compat import field_validator
+from pydantic import BaseModel
 
 from ...models.components.progress_bar import ProgressBar
 from .base import RenderableComponent
@@ -28,7 +30,7 @@ class TextCell(BaseCell):
     """文本单元格"""
 
     type: Literal["text"] = "text"  # type: ignore
-    content: str
+    content: str | float
     bold: bool = False
     color: str | None = None
 
@@ -37,12 +39,18 @@ class ImageCell(BaseCell):
     """图片单元格"""
 
     type: Literal["image"] = "image"  # type: ignore
-    src: str
+    src: str | Path
     width: int = 40
     height: int = 40
     shape: Literal["square", "circle"] = "square"
     alt: str = "image"
 
+    @field_validator("src", mode="before")
+    def validate_src(cls, v: str) -> str:
+        if isinstance(v, Path):
+            v = v.resolve().as_uri()
+        return v
+
 
 class StatusBadgeCell(BaseCell):
     """状态徽章单元格"""
@@ -62,9 +70,12 @@ class RichTextCell(BaseCell):
     """富文本单元格，支持多个带样式的文本片段"""
 
     type: Literal["rich_text"] = "rich_text"  # type: ignore
-    spans: list[TextSpan] = Field(default_factory=list, description="文本片段列表")
-    direction: Literal["column", "row"] = Field("column", description="片段排列方向")
-    gap: str = Field("4px", description="片段之间的间距")
+    spans: list[TextSpan] = []
+    """文本片段列表"""
+    direction: Literal["column", "row"] = "column"
+    """片段排列方向"""
+    gap: str = "4px"
+    """片段之间的间距"""
 
 
 TableCell = (
@@ -84,16 +95,18 @@ class TableData(RenderableComponent):
     """通用表格的数据模型"""
 
     style_name: str | None = None
-    title: str = Field(..., description="表格主标题")
-    tip: str | None = Field(None, description="表格下方的提示信息")
-    headers: list[str] = Field(default_factory=list, description="表头列表")
-    rows: list[list[TableCell]] = Field(default_factory=list, description="数据行列表")
-    column_alignments: list[Literal["left", "center", "right"]] | None = Field(
-        default=None, description="每列的对齐方式"
-    )
-    column_widths: list[str | int] | None = Field(
-        default=None, description="每列的宽度 (e.g., ['50px', 'auto', 100])"
-    )
+    title: str
+    """表格主标题"""
+    tip: str | None = None
+    """表格下方的提示信息"""
+    headers: list[str] = []  # noqa: RUF012
+    """表头列表"""
+    rows: list[list[TableCell]] = []  # noqa: RUF012
+    """数据行列表"""
+    column_alignments: list[Literal["left", "center", "right"]] | None = None
+    """每列的对齐方式"""
+    column_widths: list[str | int] | None = None
+    """每列的宽度 (e.g., ['50px', 'auto', 100])"""
 
     @property
     def template_name(self) -> str: