* root: make global email settings configurable
* stages/email: add use_global_settings
* stages/email: add test_email command to test email sending
* stages/email: update email template
* stages/email: simplify email template path
* stages/email: add support for user-supplied email templates
* stages/email: add tests for sending and templates
* stages/email: only add custom template if permissions are correct
* docs: add custom email template docs
* root: add /templates volume in docker-compose by default
* stages/email: fix form not allowing custom templates
* stages/email: use relative path for custom templates
* stages/email: check if all templates exist on startup, reset
* docs: add global email docs for docker-compose
* helm: add email config to helm chart
* helm: load all secrets with env prefix
* helm: move s3 and smtp secret to secret
* stages/email: fix test for relative name
* stages/email: add argument to send email from existing stage
* stages/email: set uid using slug of message id
* stages/email: ensure template validation ignores migration runs
* docs: add email troubleshooting docs
* stages/email: fix long task_name breaking task list
* events: rename audit to events
* policies/expression: log expression exceptions as event
* policies/expression: add ExpressionPolicy Model to event when possible
* lib/expressions: ensure syntax errors are logged too
* lib: fix lint error
* policies: add execution_logging field
* core: add property mapping tests
* policies/expression: add full test
* policies/expression: fix attribute name
* policies: add execution_logging
* web: fix imports
* root: update swagger
* policies: use dataclass instead of dict for types
* events: add support for dataclass as event param
* events: add special keys which are never cleaned
* policies: add tests for process, don't clean full cache
* admin: create event when new version is seen
* events: move utils to separate file
* admin: add tests for admin tasks
* events: add .set_user method to ensure users have correct attributes set
* core: add test for property_mapping errors with user and request
