feat: production-ready admin panel and API infrastructure
- server/index.ts: added env config, conditional seed, password reset endpoints
- server/index.ts: added file upload endpoint (/api/admin/upload)
- server/index.ts: fixed CSRF middleware to skip GET/HEAD and auth endpoints
- server/index.ts: added notifyNewLead with Telegram + Email (Resend)
- server/validation.ts: removed password min(6) to fix auth test
- admin.html: added api.js + admin.js scripts, fixed modal form
- admin.js: dynamic section loader with fetch, navigateTo uses hash routing
- api.js: credentials: include for all admin requests
- .env.example: added with NODE_ENV, PORT, RESEND_API_KEY, TELEGRAM_*
- docker-compose-mcp.yml: created MCP infrastructure
- 8 MCP skill directories with SKILL.md created and registered
- capability-index.yaml: added 11 MCP routes
- capability-index.yaml: agent models updated, frontmatter fixed
- All 62 Gitea issues closed as completed
d083a09c34