feat: add reminders page, BMad skills upgrade, MCP server refactor

- Add reminders page with navigation support
- Upgrade BMad builder module to skills-based architecture
- Refactor MCP server: extract tools and auth into separate modules
- Add connections cache, custom AI provider support
- Update prisma schema and generated client
- Various UI/UX improvements and i18n updates
- Add service worker for PWA support

Made-with: Cursor

_bmad/bmm/teams/team-fullstack.yaml

@@ -1,12 +0,0 @@
-# <!-- Powered by BMAD-CORE™ -->
-bundle:
-  name: Team Plan and Architect
-  icon: 🚀
-  description: Team capable of project analysis, design, and architecture.
-agents:
-  - analyst
-  - architect
-  - pm
-  - sm
-  - ux-designer
-party: "./default-party.csv"