1id: bash-prefer-dollar-parens
 2message: Use $(...) instead of backticks for command substitution
 3severity: info
 4language: Bash
 5note: |
 6  $(...) is preferred because:
 7  - Easier to nest
 8  - Clearer to read
 9  - POSIX-compliant
10rule:
11  pattern: "`$CMD`"
12fix: "$($CMD)"