Deploying to staging #440

Job	Run time
Get PR head SHA	3s
Send deploying to staging message	1s
Promote existing image to staging-latest	1s
Check if image already exists	1s
Backend Compile Test	1s
Frontend Tests	1s
Backend Tests	1s
Validate DB Schema on Staging DB	1s
Build Docker Image & Upload to Registry	1s
Notify on deployment status	5s
Redeploy on DigitalOcean	1s
	17s

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