Add boot4-migration module: one Boot 3.5.16 service migrated to 4.1.2, with the real compile, start-up, silent and test failures captured at each step

Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_017ic4b4VQVEJWetTT1dYzyJ
This commit is contained in:
2026-10-29 05:57:26 +00:00
co-authored by Claude Sonnet 5.5
parent fd0cf9b527
commit 85074ed51a
45 changed files with 1021 additions and 0 deletions
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$ mvn verify # after/ : Boot 4.1.2, one starter per technology, -test companions, Jackson 3, new packages
CSRFPROBE status=403
[INFO] Tests run: 8, Failures: 0, Errors: 0, Skipped: 0
[INFO] BUILD SUCCESS
$ java -jar migration-demo-1.0.0.jar
GET /summary
{"author":"ankur","createdAt":"2026-01-02T03:04:05Z","id":1,"title":"Hello"} -> HTTP 200
GET /greetings/1
{"id":1,"title":"Hello #1","createdAt":"2026-01-02T03:04:05Z","author":"ankur"} -> HTTP 200
GET /greetings/count
{"rows":3} -> HTTP 200
GET /aspect
{"interceptions":1} -> HTTP 200
GET /gateway
{"client":"DefaultRestClient"} -> HTTP 200
GET /actuator/metrics (first 60 chars)
{"names":["application.ready.time","application.started.time
GET /actuator/health (groups and status only)
groups=['liveness', 'readiness'] status=UP components=['db', 'diskSpace', 'livenessState', 'ping', 'readinessState', 'ssl']
GET /actuator/health/liveness
-> HTTP 200
after 40 more requests, log directory holds: 1 app.log; 5 app.log.<date>.<n>.gz; (app.log is 513 bytes; limit set is logging.file.max-size=2KB or its 4.1 replacement)