Record f228a658daf042709b2e57c19a818dc7

We need to produce a JSON array of tool calls to achieve goal: service 'search-0' must reach at least 'healthy' state. Entities: service svc_0 (search-0), svc_1 (cache-1). Artifacts: art_0 (release-image), art_1 (db-migration). Flags: flag_0 (maintenance_window_open), flag_1 (secrets_synced). Current state: search-0 is down (not provisioned). cache-1 down. release-image artifact does not exist yet. db-migration artifact does not exist yet. maintenance_window_open flag is off. secrets_synced flag is off.

We need to provision services, configure, deploy, health-check. Also need to maybe create artifacts? There's no tool to create artifacts; maybe we need to provision them? Actually artifacts are separate entities; maybe they need to be provisioned? Not given tool for artifact provisioning. Possibly we need to use provision on artifact? But tool provision only takes service param. So maybe we need to ignore artifacts? But maybe they are required for deployment? The goal only mentions service 'search-0' must reach healthy state. To get there, we need to provision svc_0, configure it, deploy it, health-check it. But preconditions: provision requires service currently down. That's true for svc_0. So we can call advance_0 with service: svc_0. Then configure requires service currently provisioned. So after provision, we can call advance_1 with service: svc_0. Then deploy requires service currently configured. So call advance_2 with service: svc_0. Then health-check requires service currently deployed. So call advance_3 with service: svc_0. That's 4 calls. However there may be preconditions about artifacts and flags? Not mentioned as preconditions for these steps. The current state includes artifacts not existing yet, but maybe they are required for deployment? The tool catalog doesn't mention needing artifacts. But maybe the deployment step requires the release-image artifact to exist? Not specified. The problem statement only says each tool has typed parameters and PRECONDITIONS that must hold at the moment you call it; calling a tool whose preconditions are not met is an error. The preconditions are listed in the tool description: provision: service must currently be 'down'. configure: service must currently be 'provisioned'. deploy: service must currently be 'configured'. health-check: service must currently be 'deployed'. No mention of artifacts or flags. So we can ignore them. However maybe there is an implicit precondition that artifacts must exist before deploy? Not given. So we can just proceed.

But we also have cache-1 down; maybe we need to provision it? Not required for goal. But maybe we need to set flags? The goal does not mention flags. So we can ignore.

Thus plan: 4 calls.

But we must output JSON array of objects with tool id and args. Use exact entity ids: svc_0 for search-0. So:

1. {"tool":"advance_0","args":{"service":"svc_0"}}
2. {"tool":"advance_1","args":{"service":"svc_0"}}
3. {"tool":"advance_2","args":{"service":"svc_0"}}
4. {"tool":"advance_3","args":{"service":"svc_0"}}

Check that each precondition holds at the moment:

- Initially svc_0 is down, so provision is allowed. After first call, state becomes provisioned.
- Then configure requires provisioned, so allowed. After second call, state becomes configured.
- Then deploy requires configured, allowed. After third call, state becomes deployed.
- Then health-check requires deployed, allowed. After fourth call, state becomes healthy.

Thus goal satisfied.

We must output only JSON array, no extra text. Ensure proper JSON formatting: array of objects. Use double quotes. No trailing commas.

Thus final answer: [{"tool":"advance_0","args":{"service":"svc_0"}},{"tool":"advance_1","args":{"service":"svc_0"}},{"tool":"advance_2","args":{"service":"svc_0"}},{"tool":"advance_3","args":{"service":"svc_0"}}]