fix: 修复 `astrbot_file_read_tool` 在读取目录时返回误导性 "Permission denied" 错误的 bug。#9088

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AstrBotDevs:masterfrom

Fronut:fix/astrbot-file-read-tool-directory-permission-denied

Jun 30, 2026

Commits on Jun 30, 2026

fix: astrbot_file_read_tool returns clear error for directory path instead of misleading Permission denied
Fronut
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