feat(ticket-5.1): marketplace DB schema

[vincentgrobler]

Description

• ALTER agents: add is_published, marketplace_tags (GIN index), install_count, rating_avg, provider columns
• CREATE agent_installs: tracks who installed which agent (RLS)
• CREATE agent_reviews: 1-5 rating + one-per-user constraint (RLS)
• Trigger: auto-update agents.rating_avg on review insert/update/delete
• Update Agent interface with marketplace fields
• Add AgentInstall, AgentReview interfaces + row type aliases

Related Issue

None

Type of Change

• [ ✓ ] ✨ New feature (non-breaking change that adds functionality)

How Has This Been Tested?

Internal

• [ x ] Unit tests
• [ ✓ ] Manual testing
• [ x ] Browser testing (specify browsers)

Screenshots (if applicable)

None

Checklist

• [ ✓ ] My code follows the project's coding standards
• [ ✓ ] I have run npm run lint and there are no errors
• [ ✓ ] I have run npm run test and all tests pass
• [ ✓ ] I have added tests for my changes (if applicable)
• [ ✓ ] I have updated the documentation (if applicable)
• [ ✓ ] My source files have AGPL licence headers
• [ ✓ ] My changes generate no new TypeScript errors

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Project	Deployment	Actions	Updated (UTC)
crewform	Ready	Preview, Comment	Feb 25, 2026 3:31pm