feat: 批量上传支持及prompt优化

- 支持多文件批量上传，一次最多10个
- 新增json/toml/yaml格式支持
- 优化inline补全prompt结构，增加边界决策指南
- size计算包含doc_block内容长度
- 超限时显示警告tooltip

src/utils/i18n.js

@@ -36,15 +36,18 @@ export const translations = {
         uploadImg: 'Upload Image',
         uploadFile: 'Upload File',
         uploadDoc: 'Upload Document',
-        uploadDocTypeWarning: 'Only txt, docx, pptx, pdf formats are supported.',
+        uploadDocTypeWarning: 'Only txt, json, toml, yaml, docx, pptx, pdf formats are supported.',
         uploadDocSizeWarning: 'File size cannot exceed 10MB.',
         uploadDocInBlockWarning: 'Cannot insert document inside an existing document block. Please move cursor outside.',
         uploadDocError: 'Document conversion failed:',
         uploadFileTypeWarning: 'Unsupported file type. Supported: doc/docx/ppt/pptx/pdf/zip, images, txt/json.',
         uploadMdTypeWarning: 'Only Markdown (.md) files and image files are supported.',
-        uploadFileError: 'File upload failed.',
-        uploadConvertError: 'File conversion failed.',
-        enableAI: 'Enable AI',
+    uploadFileError: 'File upload failed.',
+    uploadConvertError: 'File conversion failed.',
+    uploadBatchLimit: 'Maximum 10 files at once',
+    uploadSizeLimit: 'File exceeds 50MB limit',
+    uploading: 'Uploading files...',
+    enableAI: 'Enable AI',
         disableAI: 'Disable AI',
         insertUrl: 'Insert Image from URL',
         insert: 'Insert',
@@ -90,15 +93,18 @@ export const translations = {
         uploadImg: '上传图片',
         uploadFile: '上传文件',
         uploadDoc: '上传文档',
-        uploadDocTypeWarning: '仅支持 txt、docx、pptx、pdf 格式的文档',
+        uploadDocTypeWarning: '仅支持 txt、json、toml、yaml、docx、pptx、pdf 格式的文档',
         uploadDocSizeWarning: '文件大小不能超过 10MB',
         uploadDocInBlockWarning: '无法在现有文档块内插入新文档，请将光标移到文档外部',
         uploadDocError: '文档转换失败：',
         uploadFileTypeWarning: '不支持的文件类型。仅支持 doc/docx/ppt/pptx/pdf/zip、图片、txt/json。',
         uploadMdTypeWarning: '仅支持 Markdown（.md）和图片文件。',
-        uploadFileError: '文件上传失败',
-        uploadConvertError: '文件转换失败',
-        enableAI: '启用 AI',
+    uploadFileError: '文件上传失败',
+    uploadConvertError: '文件转换失败',
+    uploadBatchLimit: '一次最多上传10个文件',
+    uploadSizeLimit: '文件超过50MB限制',
+    uploading: '正在上传文件...',
+    enableAI: '启用 AI',
         disableAI: '禁用 AI',
         insertUrl: '通过 URL 插入图片',
         insert: '插入',
@@ -145,9 +151,12 @@ export const translations = {
         uploadFile: 'Upload File',
         uploadFileTypeWarning: 'Unsupported file type. Supported: doc/docx/ppt/pptx/pdf/zip, images, txt/json.',
         uploadMdTypeWarning: 'Only Markdown (.md) files and image files are supported.',
-        uploadFileError: 'File upload failed.',
-        uploadConvertError: 'File conversion failed.',
-        enableAI: 'AIを有効化',
+    uploadFileError: 'File upload failed.',
+    uploadConvertError: 'File conversion failed.',
+    uploadBatchLimit: 'Maximum 10 files at once',
+    uploadSizeLimit: 'File exceeds 50MB limit',
+    uploading: 'Uploading files...',
+    enableAI: 'AIを有効化',
         disableAI: 'AIを無効化',
         insertUrl: 'URLから画像を挿入',
         insert: '挿入',