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Add security checks for auto-decompression of downloaded archives. #949

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Add security checks for auto-decompression of downloaded archives. #949

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  1. Prevent path traversal by verifying extracted file paths remain inside the target directory.
  2. Reject tar files containing hard links or symbolic links.
  3. Reject zip files containing symbolic links.
  4. Use context managers for safe file handling.

Add security checks for auto-decompression of downloaded archives:
2b79b21 
1. Prevent path traversal by verifying extracted file paths remain inside the target directory.
2. Reject tar files containing hard links or symbolic links.
3. Reject zip files containing symbolic links.
4. Use context managers for safe file handling.
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