refactor(core): 提炼公共类型

- 将 AxisDim、TensorInfo 等公共类型下沉至 ddddocr_core::types
- 项目结构优化

ddddocr-core/src/ocr/builder.rs

@@ -1,9 +1,9 @@
 use crate::ocr::executor::Ocr;
 // use ddddocr_tract::session::OcrSession;
-use crate::OcrEngine;
+use crate::traits::OcrEngine;
 use crate::ocr::color_filter::ColorFilter;
 use crate::ocr::token_filter::TokenFilter;
-
+#[derive(Default)]
 pub struct OcrBuilder {
     /// 是否修复PNG格式问题
     png_fix: bool,
@@ -49,14 +49,14 @@ impl OcrBuilder {
         self.charset_restrict = Some(Box::new(restrict));
         self
     }
-    pub fn build<E: OcrEngine>(self, session: &E) -> Ocr<'_> {
+    pub fn runner<E: OcrEngine>(self, runtime: &E) -> Ocr<'_> {
         // 1. 原地解析颜色过滤器
         let final_color_ranges = match &self.color_filter {
             Some(filter) => filter.collect_to_vec(),
             None => Ok(None),
         };
         // 2. 原地解析字符集过滤
-        let tokens = &session.metadata().charset.tokens;
+        let tokens = &runtime.metadata().charset.tokens;
         let final_charset_indices = match &self.charset_restrict {
             Some(restrict) => restrict.apply_to_charset(tokens),
             None => None,
@@ -64,7 +64,7 @@ impl OcrBuilder {
 
         // Ocr::new(session, self)
         Ocr {
-            session,
+            runtime,
             png_fix: self.png_fix, // 原地解构出来
             probability: self.probability,
             final_color_ranges,