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conformance · v150

v150 · pwa-origin-migration — conformance probe

6 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://developer.chrome.com/blog/seamless-pwa-origin-migration chromestatus: #5123349239955456 generated 2026-06-06T10:31:02Z by codex-goal-setting
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blocked
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id contract kind verdict detail
destination-manifest-id-required The destination manifest declares a stable id before naming any predecessor app. spec ↗ script
migrate-from-names-old-app-id The destination manifest's migrate_from entry names the installed app id from the old origin. spec ↗ script
allow-migration-authorizes-destination-id The old origin's web-app-origin-association object authorizes the destination app id with allow_migration: true. spec ↗ script
migration-behavior-values The migration behavior is either suggest or force, with suggest used for a passive rollout. spec ↗ script
old-manifest-migrate-to-hint The old manifest can proactively point to the destination app id with migrate_to. spec ↗ script
same-site-limitation The migration stays within the same site boundary rather than moving between unrelated registrable domains. spec ↗ script