SDK telemetry helpers module.

## SDK Telemetry events

### `m:temporal_sdk_node`

- [temporal_sdk, node, init]
- [temporal_sdk, node, start]
- [temporal_sdk, node, stats]

### `m:temporal_sdk_cluster`

- [temporal_sdk, cluster, init]
- [temporal_sdk, cluster, start]
- [temporal_sdk, cluster, exception]
- [temporal_sdk, cluster, stats]

### `m:temporal_sdk_worker`

- [temporal_sdk, worker, init]
- [temporal_sdk, worker, start]
- [temporal_sdk, worker, stop]
- [temporal_sdk, worker, exception]
- [temporal_sdk, worker, stats]

### `m:temporal_sdk_activity`

- [temporal_sdk, activity, executor, start]
- [temporal_sdk, activity, executor, stop]
- [temporal_sdk, activity, executor, exception]
- [temporal_sdk, activity, task, start]
- [temporal_sdk, activity, task, stop]
- [temporal_sdk, activity, task, exception]
- [temporal_sdk, activity, execution, start]
- [temporal_sdk, activity, execution, stop]
- [temporal_sdk, activity, execution, exception]

### `m:temporal_sdk_nexus`

- [temporal_sdk, nexus, executor, start]
- [temporal_sdk, nexus, executor, stop]
- [temporal_sdk, nexus, executor, exception]
- [temporal_sdk, nexus, task, start]
- [temporal_sdk, nexus, task, stop]
- [temporal_sdk, nexus, task, exception]
- [temporal_sdk, nexus, execution, start]
- [temporal_sdk, nexus, execution, stop]
- [temporal_sdk, nexus, execution, exception]

### `m:temporal_sdk_workflow`

- [temporal_sdk, workflow, executor, start]
- [temporal_sdk, workflow, executor, stop]
- [temporal_sdk, workflow, executor, exception]
- [temporal_sdk, workflow, task, start]
- [temporal_sdk, workflow, task, stop]
- [temporal_sdk, workflow, task, exception]
- [temporal_sdk, workflow, execution, start]
- [temporal_sdk, workflow, execution, stop]
- [temporal_sdk, workflow, execution, exception]

### `m:temporal_sdk_client`

- [temporal_sdk, client, start]
- [temporal_sdk, client, stop]
- [temporal_sdk, client, exception]

### `m:temporal_sdk_grpc`

- [temporal_sdk, grpc, start]
- [temporal_sdk, grpc, stop]
- [temporal_sdk, grpc, exception]

### `temporal_sdk_poller`

- [temporal_sdk, poller, poll, start]
- [temporal_sdk, poller, poll, stop]
- [temporal_sdk, poller, poll, exception]
- [temporal_sdk, poller, execute, start]
- [temporal_sdk, poller, execute, stop]
- [temporal_sdk, poller, execute, exception]
- [temporal_sdk, poller, wait, start]
- [temporal_sdk, poller, wait, stop]