[WIP] Identify and suggest improvements to slow code

[Copilot]

• Analyze repository for slow or inefficient code patterns
• Optimize inefficient shell script patterns:
  • Replace cat /tmp/whiptail with command substitution $(< /tmp/whiptail)
  • Replace cat | gpg with gpg < file
  • Optimize ls | wc -l patterns with shell globbing
  • Replace for i in $(cat file) with while read loops
  • Optimize multiple cut commands in fdisk pipelines
• Test and validate all changes
• Run code review and security checks

Original prompt

Identify and suggest improvements to slow or inefficient code

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