Adds direct merge commit routing to the merger, allowing non-squash merges to bypass the squash-audit path when configured. The feature includes new `mergeCommitStrategy` settings, updated dashboard UI, expanded merger lifecycle tests, and documentation.
Fusion-Task-Id: FN-4069
Adds a changeset for the GitHub tracking settings feature (FN-3868), preparing it for the next release. The feature itself was implemented in earlier steps; this changeset marks it for publication to npm.
Fusion-Task-Id: FN-3868
- Define and export unavailable node policy types in core settings interfaces
- Add project-level unavailable node policy default and runtime validation helper
- Add core unit coverage for unavailable node policy parsing and acceptance cases
- Guard Paperclip mint requests to include companyId only when available for type-safe payloads
- Document unavailable node policy in the settings reference
