Add real-world Kiro repos to test suite

[avifenesh]

Summary

Only 1 Kiro repo in tests/real-world/repos.yaml. Need 3+ for S-tier.

Repos found (from GitHub kiro-ide topic search - 51 total repos)

Best candidates for real-world testing

Repo	Stars	What it exercises	Priority
awsdataarchitect/kiro-best-practices	112	.kiro/steering/ (11 files) + .kiro/hooks/ (17 hooks: auto, manual, optional)	HIGH
dereknguyen269/derek-power	15	POWER.md + .kiro/resources/ + .kiro/specs/ + 70+ steering files	HIGH
praveenc/kiro-powers	12	Multiple POWER.md files (3 powers: MCP Maker, Cloudscape, Raycast)	HIGH
Notorious-Ali/payloadcms-kiro-power	-	POWER.md + mcp.json + steering/	MEDIUM
Theadd/kiro-agents	15	Agent system with specialized agents	MEDIUM
cremich/promptz	100	Resource library for Kiro	MEDIUM
kazini/yask-spec-kit	11	Spec-driven development kit	LOW

Recommended additions (3 that cover the most Kiro file types)

1. awsdataarchitect/kiro-best-practices - Exercises steering + hooks (most comprehensive real-world .kiro/ usage, 112 stars)
2. dereknguyen269/derek-power - Exercises POWER.md + specs + steering (70+ files)
3. praveenc/kiro-powers - Exercises multiple POWER.md files with mcp.json

These 3 + the existing 1 (Ryotaverse69/suptia-kiro) = 4 total repos covering: steering, hooks, powers, specs, agents, MCP config.

Acceptance criteria

• 3+ new Kiro repos added to tests/real-world/repos.yaml
• Repos verified to be accessible and contain expected .kiro/ files
• Real-world validation passes on all repos

[avifenesh]

Closing as complete on current main (2026-03-02).

Delivered by merged PR #609: "Add real-world Kiro repos to test suite".

Acceptance evidence:

• 3+ Kiro repos are present in tests/real-world/repos.yaml (currently 4 explicit Kiro entries):
  • https://github.com/Theadd/kiro-agents
  • https://github.com/awsdataarchitect/kiro-best-practices
  • https://github.com/dereknguyen269/derek-power
  • https://github.com/cremich/promptz
• Fresh GitHub API verification confirms each repo is accessible and exposes .kiro content:
  • Theadd/kiro-agents -> .kiro entries=3
  • awsdataarchitect/kiro-best-practices -> .kiro entries=3
  • dereknguyen269/derek-power -> .kiro entries=3
  • cremich/promptz -> .kiro entries=6
• CI gate coverage includes explicit Kiro real-world manifest checks in crates/agnix-cli/tests/kiro_ci_gate.rs.

Issue criteria are satisfied.