feat(FN-2961): merge fusion/fn-2961

- Add documentation for custom provider settings in the settings reference (`docs/settings-reference.md`)

Commits merged:
- feat(FN-2961): complete Step 6 — document custom provider settings

Files changed:
docs/settings-reference.md | 1 +
 1 file changed, 1 insertion(+)

Fusion-Task-Id: FN-2961

packages/core/src/settings-schema.ts

@@ -29,6 +29,7 @@ export const DEFAULT_GLOBAL_SETTINGS = {
   webhookFormat: "generic",
   webhookEvents: [],
   notificationProviders: [],
+  customProviders: [],
   defaultProjectId: undefined,
   setupComplete: undefined,
   favoriteProviders: undefined,