Well, that seems to have gotten a bit further, at least.
Pulling lemmy (dessalines/lemmy:0.17.4)...
0.17.4: Pulling from dessalines/lemmy
8a49fdb3b6a5: Pull complete
0de2c9bbcc62: Pull complete
0f4c460d690c: Pull complete
Digest: sha256:7aa2f62bf3217191797e374a6aa283b77d13632db2922335d0430029beb53b1d
Status: Downloaded newer image for dessalines/lemmy:0.17.4
Pulling lemmy-ui (dessalines/lemmy-ui:0.17.1)...
0.17.1: Pulling from dessalines/lemmy-ui
8921db27df28: Pull complete
361849a0fe60: Pull complete
4769d5fe84bb: Pull complete
1a33b52da743: Pull complete
b50526249338: Pull complete
cdece431b19a: Pull complete
Digest: sha256:b45e296a82c308c3839f3ce676df3b852aab519e21bd3d7b38e8d0064e95d25e
Status: Downloaded newer image for dessalines/lemmy-ui:0.17.1
Pulling proxy (nginx:1-alpine)...
1-alpine: Pulling from library/nginx
4db1b89c0bd1: Pull complete
bd338968799f: Pull complete
6a107772494d: Pull complete
9f05b0cc5f6e: Pull complete
4c5efdb87c4a: Pull complete
c8794a7158bf: Pull complete
8de2a93581dc: Pull complete
768e67c521a9: Pull complete
Digest: sha256:2d194184b067db3598771b4cf326cfe6ad5051937ba1132b8b7d4b0184e0d0a6
Status: Downloaded newer image for nginx:1-alpine
Creating lemmy_postgres_1 ... error
Creating lemmy_pictrs_1 ...
ERROR: for lemmy_postgres_1 Cannot create container for service postgres: json: cannot unmarshal number into Go struct field LogConfig.HostConfig.LogConfig.CCreating lemmy_pictrs_1 ... error
ERROR: for lemmy_pictrs_1 Cannot create container for service pictrs: json: cannot unmarshal number into Go struct field LogConfig.HostConfig.LogConfig.Config of type string
ERROR: for postgres Cannot create container for service postgres: json: cannot unmarshal number into Go struct field LogConfig.HostConfig.LogConfig.Config of type string
ERROR: for pictrs Cannot create container for service pictrs: json: cannot unmarshal number into Go struct field LogConfig.HostConfig.LogConfig.Config of type string
ERROR: Encountered errors while bringing up the project.
So it’s not a flaw.