Summary

Implement secondary tool categories for specialized agent workflows. Consolidates #215 (design tools), #216 (communication tools), and #217 (analytics tools).

Tool categories

Design tools (formerly #215)

• Image generation/manipulation (via provider APIs)
• Diagram and chart generation
• Asset management helpers

Communication tools (formerly #216)

• Email sending (SMTP integration)
• Notification dispatch (webhook, Slack, etc.)
• Template-based message formatting

Analytics tools (formerly #217)

• Data aggregation and summarization
• Report generation helpers
• Metric collection utilities

Dependencies

• feat: implement core tool categories -- web, database, terminal/shell #1034 (core tools) should land first -- establishes tool registration patterns and sandbox integration