setup aws

[marcellmueller]

• chore: add aws deploy workflow
• chore: change aws deploy template directory
• chore: build app for deployment to s3
• chore: add no-fail-on-empty-changeset rule to cloudformation action
• chore: sync s3 bucket
• chore: fix frontend directory error
• chore: switch from cloudformation templates to cdk
• chore: add cdk deploy to workflow
• chore: set cloudfront root object
• chore: test
• chore: add api host env var
• chore: add rdr aurora serverless to cdk stack
• chore: use terraform for aws infrastructure
• chore: fix terraform directory
• chore: comment ingress rules
• chore: update api templates
• chore: add frontend terraform
• chore: add frontend api url env var
• chore: inherit secrets
• chore: fix workflow
• chore: add terraform frontend config
• chore: remove frontend image from promotion workflow
• chore: move aws deploy from pr-open to merge workflow
• chore: add pr number to image tags
• chore: add autoscaling
• chore: remove merge workflow dependency
• chore: cleanup frontend testing content
• chore: test autoscaling
• chore: use flyway var for schema name
• chore: cleanup frontend
• chore: update terraform