v0.9.3

Changelog

• 09237ba: ci: bump actions to Node 24 majors (checkout v7, setup-go v6, goreleaser-action v7) (@MicheleColella)
• 342f528: ci: drop Go 1.24 from test matrix (go.mod requires 1.25+) (@MicheleColella)
• def868c: feat: embedded MCP server for Claude Code (v0.9.3) (@MicheleColella)
• d43c29a: refactor: extract pluginInstallHint constant (single source of truth) (@MicheleColella)