* refactor(core): Move webhook DB access to repository (no-changelog)
* make sure `DataSource` is initialized before it's dependencies
at some point I hope to replace `DataSource` with a custom `DatabaseConnection` service class that can then disconnect and reconnect from DB without having to update all repositories.
---------
Co-authored-by: कारतोफ्फेलस्क्रिप्ट™ <aditya@netroy.in>
* remove unnecesary Db re-initialization
this is from before we added `Db.init` in `WorkflowRunnerProcess`
* feat(core): Improved health check
* make health check not care about DB connections
* close DB connections, and shutdown the timer
* use typedi for UserManagementMailer
* use typedi for SamlService
* fix typos
* use typedi for Queue
* use typedi for License
* convert some more code to use typedi
* add typedi
* convert ActiveWorkflowRunner into an injectable service
* convert ExternalHooks into an injectable service
* convert InternalHooks into an injectable service
* convert LoadNodesAndCredentials into an injectable service
* convert NodeTypes and CredentialTypes into an injectable service
* convert ActiveExecutions into an injectable service
* convert WaitTracker into an injectable service
* convert Push into an injectable service
* convert ActiveWebhooks and TestWebhooks into an injectable services
* handle circular references, and log errors when a circular dependency is found
* store n8n version string in a const and use that everywhere
* reduce code duplication between Server and WebhookServer
* unify redis checks
* fix linting
