(for PR #28291)

2025-08-05 10:41.59: New job: Lint
2025-08-05 10:41.59: Checking out commit 3e46e7fd. To reproduce:
                       git clone --recursive "https://github.com/ocaml/opam-repository.git" && cd "opam-repository" && git fetch origin "refs/pull/28291/head" && git reset --hard 3e46e7fd
2025-08-05 10:41.59: Exec: "cp" "-a" "--" "/var/lib/ocurrent/var/git/opam-repository.git-a0bc4b41ddb868605dc1500002c27cfa79faf4389fe53b6754817ea16b48d458/.git" 
                           "/tmp/git-checkout16094300"
2025-08-05 10:42.01: Exec: "git" "-C" "/tmp/git-checkout16094300" "submodule" 
                           "deinit" "--force" "--all"
2025-08-05 10:42.02: Exec: "git" "-C" "/tmp/git-checkout16094300" "reset" 
                           "--hard" "-q" "3e46e7fdc64d91bd792acd6d282116b1fe84d312"
2025-08-05 10:42.05: Exec: "git" "-c" "protocol.file.allow=always" "-C" 
                           "/tmp/git-checkout16094300" "submodule" "update" 
                           "--recursive" "--init" "--no-fetch"
2025-08-05 10:42.06: Exec: "git" "merge" "-q" "--" "0b62dc9c3c8e5f6da32ee7f298eb968ef86189ed"

To reproduce locally, on the opam-repository PR branch, run: 

    opam pin opam-ci-check git+https://github.com/ocurrent/opam-repo-ci.git#live
    opam-ci-check lint --opam-repository . archive.3.7.2+6:new=true archive-lwt.3.7.2+6:new=true

2025-08-05 10:42.06: Exec: "opam-ci-check" "lint" "--opam-repository" 
                           "." "archive.3.7.2+6:new=true" "archive-lwt.3.7.2+6:new=true"
Linting opam-repository at /tmp/git-checkout16094300/. ...
Error in archive.3.7.2+6: conf packages should always use the 'conf-' name prefix, the 'conf' flag, and the 'depext' field all together, but this package only has a non-empty 'depext' field
2025-08-05 10:42.27: Job failed: Error in archive.3.7.2+6: conf packages should always use the 'conf-' name prefix, the 'conf' flag, and the 'depext' field all together, but this package only has a non-empty 'depext' field