feat: improve unbundled fragments query performance #706

Job	Run time
build-docker-images (linux/amd64, buildjet-8vcpu-ubuntu-2204)	4m 13s
check-db-preview-updates	1m 32s
build-docker-images (linux/arm64, buildjet-8vcpu-ubuntu-2204-arm)	17m 15s
e2e-release-build	5m 51s
additional-check-for-published-crates	27s
publish-crates-check	14s
verify-rust-version	5s
verify-helm-chart	10s
cargo-verifications	5m 0s
e2e-tests	8m 8s
publish	0s
publish-docker-images	34s
	43m 29s

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