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Build PR prototypes on demand #734

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Build PR prototypes on demand #734

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6c390a1
Build PR prototypes on demand
twstokes Oct 15, 2026
dadbe77
Don't post a pending check for the waiting prototype step
twstokes Oct 15, 2026
e8ab9c4
Set the prototype build condition once, on the group
twstokes Oct 16, 2026
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23 changes: 15 additions & 8 deletions .buildkite/pipeline.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -106,15 +106,22 @@ steps:
- github_commit_status:
context: "OpenAPI generation"

- label: "Prototype Builds"
# On demand, so that an agent doesn't build prototypes for every push to a PR.
# The group keeps the input from blocking the steps that follow it.
# No `github_commit_status` here: it would post "pending" while the step waits for the input,
# and leave that check pending on every PR where nobody asks for prototypes.
- group: "Prototype Builds"
if: "build.pull_request.id != null"
command: .buildkite/commands/prototype-build.sh
plugins: [ $CI_TOOLKIT ]
artifact_paths:
- "**/build/outputs/apk/**/*"
notify:
- github_commit_status:
context: "Prototype Builds"
steps:
- input: "Deploy Prototype Builds?"
prompt: "Share Prototype Builds via Firebase App Distribution?"
key: prototype_triggered
- label: "Prototype Builds"
depends_on: prototype_triggered
command: .buildkite/commands/prototype-build.sh
plugins: [ $CI_TOOLKIT ]
artifact_paths:
- "**/build/outputs/apk/**/*"

- label: "Dependency Tree Diff"
command: |
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