pkgs:
pkgs.dockerTools.pullImage {
imageName = "postgres";
imageDigest = "sha256:d98d4ee225766374077e2d689a4a20be9195c0c112dfc36ff9b54701d279e221";
sha256 = "1pg0rwqyzlhrik4x4bkx416qb034xrd0nmsckqd9w6ncsmppibvm";
finalImageName = "postgres";
finalImageTag = "15-alpine";
}