v0.3.0: Restore deleted functionality

v0.3.0 Release

What's Changed

• Restored functionality that was accidentally deleted during modular refactoring
• Restored multiple host selection menu with fuzzy matching
• Restored security validation functions (_sanitize_pattern)
• Restored tab completion (tailscale-completion.sh)
• Fixed test counting that was broken (showing 0/0)
• Fixed tmussh wildcard pattern matching
• Updated all tests to work with new modular structure

Package Updates

• Main package: v0.3.0
• mussh package: v0.3.0 (fixed wildcard matching)
• Changed mussh package to use minimum version dependency

Installation

See README for installation instructions. Package files are attached below.

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Note: This release fixes regressions introduced during the modular refactoring.