Similar file scan

[ahmadasjad]

Summary of GitHub Pull Request: "Similar file scan"

This pull request introduces a new feature enabling similarity-based file scanning within the project while also enhancing certain areas of the application. The changes include a new module for similarity detection, updates to storage provider functionality to integrate similarity checks, and modifications to support this new capability.

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Key Changes and Features:

1. New Features

• Similarity Detection Module (similarity.py):
  • Implements the core functionalities for detecting similar files using multiple algorithms:
    • Exact matching using file hashes (MD5).
    • Perceptual hash similarity for images (structural comparison).
    • Text content similarity using difflib for textual files.
    • Binary content similarity for binary data/file byte comparison.
    • Filename similarity using fuzzy string matching.
  • Supports configurable similarity thresholds (e.g., 100% identical or 95