Remove backup files and add pattern to .gitignore

Deleted stale backup files:
- frontends/cli/main.py_old
- src/stegasoo/dct_steganography.py_old

Added gitignore patterns for common backup extensions.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
Aaron D. Lee
2026-01-02 18:13:04 -05:00
parent 08e19a3bfd
commit 4194d6923a
3 changed files with 6 additions and 2047 deletions

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