Files
DodoSSH/.dockerignore
jaap-janandClaude Opus 5 8a568117df Give the API an image, and unbreak the restore that had to run first
registry-docker.dodotech.cloud/dodotech/dodossh-api, built and pushed by a third ci job
that needs the first. Gating on the tests costs a few minutes on every main commit and buys
the only thing worth having here: an image is not an artefact somebody inspects before
using it, so a red commit must not be able to produce one. Pull requests build the image
and stop, which is where a broken Dockerfile should be found.

Tags are :sha-<short> on every build, :main on main, and for a v* tag :1.2.3, :1.2 and
:latest — the last two only when the version has no prerelease suffix, since v1.3.0-rc1
sorts above v1.2.9 and would otherwise walk :latest onto somebody's server. Only sha- is
immutable, and it is the one to pin a deployment to.

No docker/* actions. The build is single-architecture, so it needs the daemon this runner
already has for the Testcontainers suites and nothing else — no buildx, no QEMU, and no
third-party action whose SHA has to be audited and re-pinned. Step outputs and secrets
reach the shell through env rather than ${{ }} interpolation, because a git tag may contain
a semicolon and interpolation is textual substitution performed before the shell parses the
line.

The image is chiseled: no shell, no package manager, uid 1654. Affordable because
Directory.Build.props already sets InvariantGlobalization, so the ICU and tzdata a normal
base carries are exactly what this product decided not to use. The cost is stated in the
Dockerfile rather than hidden — there is no HEALTHCHECK, because there is nothing to run
one with, and /healthz/ready is anonymous precisely so the orchestrator can ask instead.
Nothing migrates the schema from inside the container either; readiness fails while a
migration is pending and names it, which is the design.

And the restore that all of this depends on did not work. 7a3a521 committed lock files
carrying a net10.0/android-arm64 section into fourteen projects — written there by the
Android head's -p:RuntimeIdentifier=android-arm64 packaging build, which restores the
shared projects with a RID and updates their lock files as a side effect. Any restore
without that RID then fails NU1004 in locked mode, which is every other build there is:
`dotnet restore DodoSSH.slnx --locked-mode` has been failing for eleven projects on a clean
checkout of main since that commit. The sections are removed here and nothing else changed
— deletions only, ILLink.Tasks stays at 10.0.10.

Verified: the solution restores in locked mode, the image builds, and it runs. /healthz/live
answers 200 and /healthz/ready answers 503 naming the database it cannot reach, from a
67 MB image as uid 1654, configured entirely through DODOSSH_-prefixed variables.

The Android head's own lock file still carries the RID and is untouched, because that job
restores it separately and is outside DodoSSH.slnx. Whether its packaging step re-dirties
these fourteen on every CI run is worth a look; it is the same mechanism.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-01 13:40:12 +02:00

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# The build context for src/DodoSSH.Api/Dockerfile is the repository root, because central
# package management puts Directory.Packages.props there. That makes this file matter more
# than it usually does: without it the context is the whole working tree, including every
# bin/ and obj/ directory and the Android head's build output.
#
# Excluding obj/ is not only about size. A host obj/ carries project.assets.json and the
# generated .nuget.g.props naming absolute host paths; copied into the image it overrides
# the restore that just ran inside it, and the failure surfaces as packages "not found"
# that are plainly present.
**/bin/
**/obj/
artifacts/
.git/
.github/
.gitea/
.idea/
.vs/
.vscode/
# No project outside the API's reference closure contributes to this image. Listing them
# keeps a context change from silently invalidating the COPY src/ layer on every commit to
# a head this image does not contain.
src/DodoSSH.Client.*/
tests/
docs/
deploy/
*.md
*.user
*.binlog
Dockerfile*
.dockerignore