MCP onboarding, auto-recharge, and Pipedrive

First-connect MCP setup for LLM clients, auto-recharge on billing, invoice history, Pipedrive on Connections, and a clearer clear-all-context flow.

MCP first-connect onboarding for LLM clients — get_setup_guide and confirm_setup_complete tools, unabyss-setup slash-command prompt, and a setup directive on initialize until onboarding is complete.
Auto-recharge on /settings/billing — gold settings panel; toggle saves immediately; set low-balance threshold, top-up amount, and monthly limit on Save; Connect card to activate opens Stripe Checkout when no default card is on file.
Billing invoices table on /settings/billing — paginated invoice history with PDF download; failed invoices link Contact support.
Pipedrive on Connections, onboarding, and context chat — OAuth connect, import, and scheduled re-sync.
Clear-all-context locked waiting screen at /clear-context after you start a full context purge; completion email when the purge finishes.
Skills Library downloads prefer backend .skill bundles and fall back to the bundled static file when needed.

Earlier updates