Add batch creation logic for the reminder service #5215

Job	Run time
build / Verify build	1m 10s
compose-migrate / docker	1m 48s
image-build / Build Helm chart	2m 1s
image-build / Check docker image build	1m 25s
image-build / Image build	2m 0s
license-check / License boilerplate check	6s
lint / Uncommitted changes check - go mod tidy & make gen	3m 9s
lint / Run golangci-lint	1m 54s
security / Code Security Scan	12s
security / Helm Security Scan	10s
test / Authz tests	2m 30s
test / Coverage	3m 20s
test / Unit testing	3m 26s
	23m 11s

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