The share command now supports `list`, `see`, and merging operations
with conflict resolution modes (--safe, --skip, --overwrite, --reject).
Updated help documentation in both English and Chinese locales, and
added Bash and PowerShell completion scripts.

The `md` function now handles backslash escapes for specific characters
(*, <, >, `) to allow them to be displayed literally in formatted text.
This fixes rendering of help documentation that uses these characters as
symbols.

- Redesign move command to modify upstream mappings with support for
  erase operations
- Add erased items support to align command and status display
- Update help text to reflect new move mapping semantics and add erased
  item instructions
- Add auto-update timeout configuration via JV_OUTDATED_MINUTES
  environment variable
- Improve status display with separate structural and content change
  modes
- Add force flag to hold/throw commands to skip pre-checks
- Update completion scripts to include erased items in align command

- Add jvii as a new binary target in Cargo configuration
- Set JV_TEXT_EDITOR environment variable to "nano" in CLI scripts
- Implement jvii binary with version command support
- Add get_default_editor() utility that checks JV_TEXT_EDITOR, EDITOR,
  then defaults to "jvii"

- Simplify PowerShell wrapper function parameter handling
- Change log filename format to use hyphens instead of colons
- Correct Windows drive letter extraction logic to avoid compilation
  errors