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In addition to configuring Webhook to Jenkins at a Bitbucket repository level, you can also configure it at a project level, providing access to Webhook to Jenkins for all repositories in that project.
Before you begin, you must have at least one repository in the project that has Webhooks to Jenkins enabled and set to Inherited.
To confirm a repository has been set to Inherited, log in to Bitbucket as an Administrator, go to Repository Settings > Hooks > Webhook to Jenkins for Bitbucket and select Inherited (enabled) if not already set.
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