Merge remote-tracking branch 'origin/master' into codex/simp-session-log-representation

# Conflicts:
#	docs/cordis-catalog/services.md
#	docs/rfc/INDEX.md
#	docs/rfc/implemented/testing/2026-07-06-pin-request-header-content-in-one-scenario.md
#	docs/rfc/proposed/simplification/2026-07-12-simplify-session-log-representation.md
#	packages/support/acp-snapshot/README.md
#	packages/support/acp-snapshot/src/normalize.ts
#	packages/support/acp-snapshot/src/suite.ts
#	packages/support/acp-snapshot/tests/fixtures/suite/pin-turn/session.jsonl
#	packages/support/acp-snapshot/tests/suite.spec.ts

packages/core/session/src/index.ts

@@ -41,6 +41,7 @@ declare module 'cordis' {
      * Scope-filtered dispatch (`@deepseek-ai/dsh-scope`): agent-scoped listeners
      * receive only sessions entered through that agent's context.
      * @param session - the session just entered and announced.
+     * @dshScopeScan unsupported
      * @mode emit
      */
     'session/created'(this: Scoped<Session>, session: Session): void
@@ -50,6 +51,7 @@ declare module 'cordis' {
      * did not begin. Listener failures are logged and contained.
      * Scope-filtered dispatch (`@deepseek-ai/dsh-scope`) reuses the owner scope.
      * @param session - the session that is no longer live in the store.
+     * @dshScopeScan unsupported
      * @mode emit
      */
     'session/disposed'(this: Scoped<Session>, session: Session): void
@@ -61,6 +63,7 @@ declare module 'cordis' {
      * receive only events from sessions entered through that agent's context.
      * @param session - the session whose log grew.
      * @param event - the appended event, exactly as recorded.
+     * @dshScopeScan unsupported
      * @mode emit
      */
     'session/event'(this: Scoped<Session>, session: Session, event: SessionEvent): void
@@ -70,6 +73,7 @@ declare module 'cordis' {
      * {@link SessionStore.flush}. Scope-filtered dispatch
      * (`@deepseek-ai/dsh-scope`) reuses the session's owner scope.
      * @param session - the session whose buffered events must reach durable storage.
+     * @dshScopeScan unsupported
      * @mode parallel
      */
     'session/flush'(this: Scoped<Session>, session: Session): Promise<void> | void