feat(release): add mobile build preflight

.codex/skills/release-mobile/SKILL.md

@@ -17,6 +17,25 @@ verified EAS version metadata. Sauci tracks its native iOS and Android projects,
 so routine release builds must package those checked-in sources. Do not run
 `expo prebuild` first; native regeneration is a separate reviewed change.
 
+Run `npm run release:preflight -w @sauci/mobile` before allocating an EAS build.
+It rejects inconsistent public/runtime versions, an iOS widget build-setting
+override, and a public OTA certificate that would be omitted from the archive.
+For a local EAS build, also run `npm run release:preflight:local-eas -w
+@sauci/mobile` after setting `EAS_LOCAL_BUILD_PLUGIN_PATH` to the matching
+plugin's executable `bin/run`. Do not point it at the package directory or
+hardcode a machine-local cache path.
+
+Classify a failure before rebuilding. Archive, plugin-spawn, package-install, and
+disk-space failures happen before native compilation and must be repaired and
+preflighted without consuming another build. After a signing, profile, or
+capability failure, read back the provider state and prove only the affected
+input changed before rebuilding. Retain the EAS work directory, command log, and
+stable artifact path for every meaningful attempt. Never retry an ambiguous
+upload.
+
+Report provider progress by phase: packaging, native compilation, submission
+queue, or store processing. Do not describe every failure as a rebuild.
+
 Use the package scripts in `apps/mobile/package.json`; they create artifacts only.
 An explicit request for a mobile release, upload, or store-submission workflow
 authorizes the requested store upload within its stated platform and destination
@@ -37,6 +56,11 @@ before uploading. If the build would be distributed automatically, report the
 exact TestFlight groups or testers. If the effect cannot be established, stop;
 changing an automatic-distribution setting is a separately authorized action.
 
+App Store Connect API group association does not establish the automatic-
+distribution switch. Verify that switch in an authenticated App Store Connect UI
+session before upload; if that UI verification is unavailable, stop rather
+than inferring the distribution effect from API data.
+
 Once these details match the user's stated scope, upload without requesting a
 second confirmation. Run `eas submit` with the explicit
 `--platform`, `--profile production`, `--path`, and `--wait` arguments; never
@@ -57,3 +81,27 @@ app extension as well as the containing app and require matching
 warnings as diagnostic evidence, not the final artifact state: decide whether to
 reject or rebuild only after reading the exported IPA itself. Report the artifact,
 version/build number, upload result when authorized, and store read-back state.
+
+For Android, verify the accepted AAB has all four required ABIs, the Worklets,
+Reanimated, and Skia native libraries, no broad `READ_MEDIA_IMAGES` or
+`READ_MEDIA_VIDEO` permissions, and the production OTA runtime, channel, and
+public certificate. For iOS, verify the exported IPA, not archive warnings, and
+check both the containing app and every extension.
+
+For the Android native dependency ordering already tracked in Gradle, preserve
+the explicit task dependency that makes Prefab inputs available before dependent
+native tasks. Fix task validation with ordering, not Firebase removal or
+dependency-version roulette.
+
+After Android upload, EAS Submit `FINISHED`, the exact internal/DRAFT/no-rollout
+submit configuration, and the retained artifact digest are the available
+authoritative read-back when a direct Play track read would require creating an
+edit. Never create an edit merely to claim read-only verification.
+
+For a checked-in iOS entitlement, inspect the real Apple App ID capability state
+before a signing rebuild. The capability sync bug tracked in
+https://github.com/expo/eas-cli/issues/3986 can report success while Apple
+rejects a malformed update. Read back Associated Domains, regenerate only the
+affected profile, and decode that profile to prove the entitlement before
+rebuilding. Noninteractive managed App Store Connect key auth may require
+`EXPO_APPLE_TEAM_ID`; preserve certificates and unrelated target profiles.