feat(dashboard): Implement email step editor & small preview #9994

Job	Run time
Dependency review	20s
Find LaunchDarkly feature flags in diff	41s
Spell check	28s
Get Affected Packages	1m 45s
Unit test @novu internal packages	2m 33s
Unit test @novu public NPM packages (except providers)	4m 37s
Unit test backend services (@novu/worker)	1m 49s
Validate OpenAPI	2m 38s
Unit test backend services (@novu/api)	3m 47s
Unit test backend services (@novu/inbound-mail)	1m 55s
Unit test backend services (@novu/ws)	1m 49s
Unit test backend services (nestjs)	1m 34s
Unit test @novu/providers	0s
E2E test Web app / e2e_web (1, 4)	11m 26s
E2E test Widget / e2e_widget	11m 21s
E2E test Dashboard app / e2e_dashboard (1, 4)	11m 16s
E2E test Web app / e2e_web (2, 4)	11m 28s
E2E test Dashboard app / e2e_dashboard (2, 4)	11m 15s
E2E test Web app / e2e_web (3, 4)	11m 26s
E2E test Dashboard app / e2e_dashboard (3, 4)	11m 14s
E2E test Dashboard app / e2e_dashboard (4, 4)	11m 13s
E2E test Web app / e2e_web (4, 4)	11m 27s
E2E test API (novu/api) / Check if the secret exists or not.	1s
E2E test API (novu/api-ee) / Check if the secret exists or not.	1s
E2E test API (novu/api-ee) / Test E2E	11m 16s
E2E test API (novu/api) / Test E2E	11m 16s
E2E test Dashboard app / merge-reports	1s
E2E test Web app / merge-reports	1s
	2h 28m 38s

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