R0 v0.18.1

• Fix theme and command palette E2E tests by @Adshkumar in f3ff604
• Add professional install endpoint for R0 by @Adshkumar in fc9ffdd
• Fix Windows installer endpoint by @Adshkumar in ba6d51d
• Fix web installer build output by @Adshkumar in bd642c0
• Replace Nucleo icons with Lucide by @Adshkumar in f028300
• Add Lucide React dependency by @Adshkumar in c5c319f
• Improve CPU and RAM performance by @Adshkumar in eec9836
• Improve terminal defaults and Git publishing by @Adshkumar in fa20897
• Fix Rust security audit and E2E failures by @Adshkumar in e78f134
• Fix E2E menu and sidebar interactions by @Adshkumar in f582947
• Fix E2E submenu navigation using keyboard right arrow by @Adshkumar in 31969b4
• Prioritize PowerShell on Windows and unblock CI audit by @Adshkumar in 4f3f865

Full Changelog: v0.18.0...v0.18.1