feat: Enhance file search with core plugin and Omnisearch integration

- Introduces a new match_search_files tool for fuzzy/keyword search, integrating with Obsidian's core search plugin and updating Omnisearch integration for improved file search capabilities.
- Adds settings for selecting search backends (core plugin, Omnisearch, ripgrep) for both regex and match searches.
- Updates language files, prompts, and types to support the new functionality.
- Restructures search-related files for better organization.

src/lang/locale/zh-cn.ts

@@ -82,6 +82,7 @@ export default {
 			copy: "复制",
 			editOrApplyDiff: "{mode}：{path}",
 			loading: "加载中...",
+			matchSearchInPath: '在 {path} 中匹配搜索文件 "{query}"',
 			regexSearchInPath: '在 {path} 中正则搜索文件 "{regex}"',
 			createNewNote: "创建新笔记",
 			copyMsg: "复制消息",
@@ -228,10 +229,13 @@ export default {
 			auto: '自动',
 			semantic: '语义',
 			regex: '正则',
+			match: '匹配',
 			regexBackend: '正则搜索后端',
 			regexBackendDescription: '选择正则搜索的后端。',
+			matchBackend: '匹配搜索后端',
+			matchBackendDescription: '选择匹配搜索的后端。',
 			ripgrep: 'ripgrep',
-			omnisearch: 'Omnisearch',
+			coreplugin: '核心插件',
 			ripgrepPath: 'ripgrep 路径',
 			ripgrepPathDescription: 'ripgrep 二进制文件的路径。使用 ripgrep 正则搜索时需要此项。',
 		},