Record 3d054c2290a244c48e9fa89a947b6c69

We need to determine if we can achieve goal: service 'ledger-0' must reach at least 'deployed' state.

Current state:

- ledger-0 is currently down (not yet provisioned). So its state is probably 'absent' or 'provisioned'? Actually they say "not yet provisioned". So it's not provisioned. So its state is likely 'absent' or maybe 'provisioned' is a later stage. Let's map states: They mention configure moves from 'provisioned' to 'configured'. Deploy moves from 'configured' to 'deployed'. So before configure, service must be 'provisioned'. So currently ledger-0 is not provisioned, so it's likely 'absent' (or maybe 'unprovisioned'). There's no explicit state 'absent' listed but we can infer it's not provisioned, so it's not in 'provisioned' state. So we need to get it to 'configured' then 'deployed'.

- scheduler-1 is currently down (not yet provisioned). Not relevant maybe.

- release-image artifact does not exist yet. So it's 'absent'.

- db-migration artifact does not exist yet. Not relevant maybe.

- maintenance_window_open flag is off (false). So flag_0 is false.

- secrets_synced flag is off (false). So flag_1 is false.

Goal: service 'ledger-0' must reach at least 'deployed' state.

We have tools:

- publish_art_0: publish artifact (moves from 'built' to 'published'). Precondition: artifact must be 'built'.

- build_art_0: build artifact (moves from 'absent' to 'built'). Precondition: artifact must be 'absent'.

- configure: advance_1: configure a service, moving from 'provisioned' to 'configured'. Precondition: service must currently be 'provisioned'.

- deploy: advance_2: deploy a service, moving from 'configured' to 'deployed'. Precondition: service must currently be 'configured'. Requires flag_0 flag to be set. Requires art_0 artifact to be published.

- set_flag_0: set flag_0 flag to true. Precondition: it must currently be false.

- warm_cache, audit_logs: no effect.

We need to get ledger-0 to deployed. Steps:

1. Provision the service? There's no tool to provision a service directly. The only way to get to 'provisioned' state is maybe via some other step not listed. But we have configure which moves from 'provisioned' to 'configured'. So we need to first get the service to 'provisioned' state. How? Not given. Possibly there is an implicit initial state 'provisioned'? But current state says "not yet provisioned". So we need to provision it somehow. There is no tool to provision a service. Maybe the provisioning is done automatically when you build artifact? Not sure. But maybe the service is considered 'provisioned' after some other step like 'configure' requires it to be 'provisioned', but we can't get there. However maybe there is an implicit step: you can configure a service that is 'provisioned' but we need to get it to that state. Could be that the service is considered 'provisioned' after you build the artifact? Not directly.

But maybe the service can be 'provisioned' by some default initial state? The current state says "not yet provisioned". So we need to provision it. There is no tool for provisioning. So maybe it's impossible. However maybe the 'configure' tool can be called on a service that is not provisioned? The precondition says service must currently be 'provisioned'. So we cannot call configure until it's provisioned. So we need a way to get it to provisioned. Not given.

Maybe the 'publish_artifact' or 'build_artifact' could indirectly provision the service? Not mentioned. The only way to get a service to 'provisioned' might be via some other tool not listed. Since we cannot, maybe the goal is impossible.

But maybe the initial state includes that services are 'provisioned' by default? The description says "ledger-0 is currently down (not yet provisioned)". So it's not provisioned. So we need to provision it. There is no tool to provision. So maybe we cannot achieve goal.

But maybe there is an implicit step: you can "configure" a service that is "provisioned". But maybe the service can be "provisioned" automatically when you call "configure"? Actually the precondition is that the service must currently be 'provisioned'. So you cannot call configure if it's not provisioned. So we need to get it to provisioned first. There is no tool to do that. So maybe the only way is to assume that the service is considered 'provisioned' after some other process like "warm_cache"? That warms cache but no state change. So not.

Thus maybe it's impossible to achieve the goal given the constraints. However maybe there is a hidden assumption: the service is considered 'provisioned' after you build the artifact? Not indicated. The artifact is release-image, maybe building it provisions the service? Not clear.

But maybe the goal can be achieved by first building the artifact, publishing it, setting flag_0, then configuring the service (but configure requires service to be provisioned). How could it become provisioned? Maybe there is an implicit step that when you build the artifact, the service becomes provisioned? Not mentioned. The tool "build_artifact" only builds artifact, no service state change.

Maybe the service can be "provisioned" by some default process not listed, but maybe we can assume that the service is considered "provisioned" after we call "configure"? That would be circular.

Thus likely the plan is impossible, so output empty array.

But let's double-check if there is any way to bypass the need for provisioning. The goal is "service 'ledger-0' must reach at least the 'deployed' state". The deploy tool moves from 'configured' to 'deployed'. So we need to get to 'configured' state. That requires the service to be 'provisioned' first. So we need to get to 'provisioned'. There is no tool to move from 'not provisioned' to 'provisioned'. So it's impossible.

Thus answer: [].

But maybe there is a trick: The "configure" tool might be able to be called on a service that is not provisioned? The precondition says "the service must currently be 'provisioned'". So cannot.

Thus goal cannot be achieved. So output [].

Thus final answer is empty JSON array.