v2.3.0 — Landing page README & dependency updates

What's new

README as landing page

• "Stop logging out. Start switching." — action-oriented tagline
• Before/After section showing the pain point visually
• "181+ developers asked for this" — social proof with link
• 3-step quick start guide
• Context bar showcase
• Collapsible FAQ
• Contributing and Security links

npm discoverability

• Expanded keywords: switch-account, identity, multi-user, config

Dependencies

• commander upgraded to v14

Stats

• 108 tests across 12 suites
• Automated publish with provenance (OIDC + Sigstore)

Full changelog: v2.2.0...v2.3.0