Switch Heroku build to container runtime; pin python:3.12-slim-bookworm#3588

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jstvz wants to merge 10 commits into

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restart/phase-0-spike

Commits on May 7, 2026

spike(phase-0): compare base-image candidates for container runtime

jstvz
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cursoragent
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spike(phase-0): polish per code-quality review (M1, M3, M5)

jstvz
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cursoragent
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feat(phase-0): heroku container runtime config + review-app integration

jstvz
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cursoragent
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fix(phase-0): declare explicit run commands for all four process types

jstvz
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cursoragent
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fix(dockerfile): redeclare ARGs after FROM so BUILD_ENV reaches yarn prod
jstvz
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fix(container): align CMD with Procfile, add curl, drop dead app.json blocks
jstvz
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docs: heroku container runtime + manual CVE rebuild cadence
jstvz
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chore(ci): bump actions/upload-artifact v3 to v4
jstvz
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chore(probe): trigger heroku build-queue probe sample 2
jstvz
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chore(probe): trigger heroku build-queue probe sample 3
jstvz
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