chore: reorganize README structure and add models section

README.md

@@ -1,10 +1,16 @@
-# Koharu
-
-Automated manga translation tool with LLM, written in Rust.
-
-## Development
-
-### Prerequisites
-
-- Rust 1.85
-- Bun
+# Koharu
+
+LLM を使った自動漫画翻訳ツール。
+
+Automated manga translation tool with LLM, written in Rust.
+
+## Models
+
+- [comic-text-detector](https://github.com/dmMaze/comic-text-detector) - 漫画のセリフを検出するモデル
+
+## Development
+
+### Prerequisites
+
+- Rust 1.85
+- Bun