Tasks

1. Add diagnosis skill resources under src/main/resources/skills/.
2. Upgrade Spring AI Alibaba to a version that provides SkillsAgentHook.
3. Add a ClasspathSkillRegistry bean for classpath skill resources.
4. Wire SkillsAgentHook into Chat/AIOps single-agent, Planner, and Executor agents while keeping Verifier unchanged.
5. Add focused unit tests for registry loading and official read_skill behavior.
6. Run focused compile/tests and update this task list.