M5-2: AppData File Reading

Description

Create read_container_file tool with pagination and encoding detection.

Endpoint

POST /api/v1/tools/read_container_file

Parameters

• container_name, file_path (required)
• lines (number): Default 1000, max 5000
• offset, after, before, tail (pagination)
• encoding (string): Default utf-8

Features

• Binary file detection via magic numbers, MIME type, null bytes
• Automatic encoding detection
• Pagination support (forward/backward)
• File info metadata (size, timestamps, line count)
• Timeout protection for large files

Estimated Effort

1 day