chore: remove sample portfolio module

src/adapter/outbound/fileserver/CLAUDE.md

@@ -42,7 +42,7 @@ Package root: `dev.caskeleton.adapter.outbound.fileserver`. Driven (outbound) ad
 
 ## Forbidden
 
-- Inbound adapters, sibling outbound adapters, persistence, `app-bootstrap`, `sample-portfolio`
+- Inbound adapters, sibling outbound adapters, persistence, or `app-bootstrap`
   (ArchUnit `OUTBOUND_ADAPTERS_*` family rules).
 - Leaking filesystem, stream, framework, or provider types across `FilePublicationPort`.
 - Advertising `FILE_AND_DIRECTORY_SYNC` as physical device/controller/replica/site power-loss

src/adapter/outbound/identifier/CLAUDE.md

@@ -37,8 +37,7 @@ build choices) live in [README.md](README.md).
 - Persistence or web technology (JPA/Hibernate/Spring Data/Spring Web) — ArchUnit
   `identifier_adapter_does_not_depend_on_other_adapters_or_bootstrap`;
   `.claude/hooks/ca_import_gate.py` G4 가 쓰기 시점에 차단.
-- inbound adapters, persistence adapters, other outbound leaves, `app-bootstrap`,
-  `sample-portfolio`.
+- inbound adapters, persistence adapters, other outbound leaves, or `app-bootstrap`.
 - External IO (HTTP / messaging / cache / DB) — that belongs in `adapter-outbound`.
 
 ## Test

src/adapter/outbound/objectstorage/CLAUDE.md

@@ -34,7 +34,7 @@ readiness live in [README.md](README.md) and
 
 ## Forbidden
 
-- Inbound adapters, sibling outbound adapters, persistence, app-bootstrap, or sample-portfolio
+- Inbound adapters, sibling outbound adapters, persistence, or app-bootstrap
   dependencies.
 - Provider keys, paths, locators, SDK types, Spring types, or control-record types leaking into
   application-core.

src/adapter/outbound/persistence-jpa/CLAUDE.md

@@ -68,10 +68,9 @@ Adapters that serve one optional capability carry that capability's switch, unli
 module. The `fileserver` package is the current case: every `Jpa*` adapter there is annotated
 `@ConditionalOnProperty(prefix = "app.fileserver-platform", name = "enabled", havingValue = "true")`.
 
-Without the gate a composition root that merely includes this module builds those beans, and each of
-them needs collaborators only the Fileserver configuration supplies — which is how `sample-portfolio`
-came to fail on a `FileStateMachine` it has no use for. A store for a capability nobody enabled
-should not exist.
+Without the gate a composition root that merely includes this module builds those beans, although
+their collaborators exist only when Fileserver configuration is selected. A store for a capability
+nobody enabled should not exist.
 
 ## Allowed
 
@@ -174,7 +173,7 @@ framework-neutral `shared.error.PersistenceFailureException` carrying one of the
 Audit metadata (`created_at` / `updated_at` / `created_by` / `updated_by`, D3) is an
 infrastructure concern that must never reach `domain-core` (D2). It lives only on the
 `audit/AuditableEntity` `@MappedSuperclass`; a domain aggregate persistence entity opts in
-by extending it (D6 — e.g. the sample `WorkLogEntity`). The domain aggregate itself carries
+by extending it (D6). The domain aggregate itself carries
 zero audit fields, enforced by ArchUnit `domain_is_pure` (no `jakarta.persistence..`) plus
 `domain_entities_do_not_carry_audit_fields` (no `createdAt`/`updatedAt`/`createdBy`/`updatedBy`
 fields under `..domain..`).

src/adapter/outbound/persistence-jpa/src/test/java/dev/caskeleton/adapter/outbound/persistence/audit/AuditableEntityTest.java

@@ -11,8 +11,7 @@ import org.junit.jupiter.api.Test;
  * (feature-persistence-auditing-contract D1/D3/D4/D5).
  *
  * <p>Exercised through a tiny concrete subclass because {@link AuditableEntity} is a
- * {@code @MappedSuperclass} (JPA cannot instantiate it standalone, and the production subclass
- * {@code WorkLogEntity} lives in the sample module).
+ * {@code @MappedSuperclass} (JPA cannot instantiate it standalone).
  */
 class AuditableEntityTest {
 

src/adapter/outbound/persistence-mongo/CLAUDE.md

@@ -32,7 +32,7 @@ Data MongoDB infrastructure. Design rationale lives in [README.md](README.md).
 
 ## Forbidden
 
-- Inbound adapters, sibling outbound adapters, `app-bootstrap`, `sample-portfolio` (ArchUnit
+- Inbound adapters, sibling outbound adapters, or `app-bootstrap` (ArchUnit
   `OUTBOUND_ADAPTERS_*` family rules).
 - Shipping placeholder `Example*` document, repository, record, or adapter types in production.
 - Adding idempotency/outbox/lock on Mongo without a separately approved contract.